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MIL-DTL-28754



Connectors, Electrical, Modular, and Component Parts General Specification for (w/Amendment 3) FSC: 5935

This specification covers the general requirements for backplane connectors, module connectors, cable connectors, and their component parts



Points of Contact:

Rectangular Conn. Group Phone: 614-692-YYYY Email: RectangularConnector@dla.mil

Document Downloads

Connectors, Electrical, Modular, and Component Parts General Specification for (w/Amendment 3) Revision: E, Dated: 31 July 2026 File Name: dtl28754.pdf, File Size: 662 kb


Connectors, Electrical, Modular, Type IV, 40 Pin, Straight Through
Dated: 14 May 2020
File name: dtl28754ss6.pdf, File Size: 405 kb

Connectors, Electrical, Modular, Type IV, Single Span, Connector Assembly
Dated: 21 November 2014
File name: dtl28754ss7.pdf, File Size: 39 kb

Connectors, Electrical, Modular, Type IV, 40 Contact, Right Angle (for Die Cast Frame)
Dated: 06 November 2023
File name: dtl28754ss8.pdf, File Size: 121 kb

Connectors, Electrical, Modular, Type IV, Double Span, Connector Assembly, (DIP Frame)
Dated: 28 May 2025
File name: dtl28754ss9.pdf, File Size: 1204 kb

Connectors, Electrical, Modular, Connector, Type IV, 40 Pin, Contact Tails on 0.050 Centers
Dated: 21 November 2014
File name: dtl28754ss10.pdf, File Size: 90 kb

Connectors, Electrical, Modular, Type IV, 40 Contact, Right Angle (for Solid or DIP Frame)
Dated: 21 November 2014
File name: dtl28754ss11.pdf, File Size: 71 kb

Connectors, Electrical, Modular, Connector Assembly, Type IV, Single Span (for Solid State or DIP Frame)
Dated: 21 November 2014
File name: dtl28754ss12.pdf, File Size: 219 kb

Connectors, Electrical, Modular, Connector Assembly, Type IV, Single Span (Without Guide Ribs)
Dated: 21 November 2014
File name: dtl28754ss13.pdf, File Size: 33 kb

Connectors, Electrical, Modular, Connector, Type IV, 20 Contact, Right Angle (for Die Cast Frame)
Dated: 06 November 2023
File name: dtl28754ss14.pdf, File Size: 153 kb

Connectors, Electrical, Modular, Crimp, Contact, Type V
Dated: 10 December 2020
File name: dtl28754ss15.pdf, File Size: 116 kb

Connectors, Electrical, Modular, Block, 40 Pin, Type V, Straight Through
Dated: 21 November 2014
File name: dtl28754ss16.pdf, File Size: 47 kb

Connectors, Electrical, Modular, Connector Assembly, Type V, Style I, Contact Tails on .100 Centers
Dated: 10 December 2020
File name: dtl28754ss17.pdf, File Size: 345 kb

Connectors, Electrical, Modular, Spacer, Pin, Type IV, Single Span
Dated: 21 November 2014
File name: dtl28754ss18.pdf, File Size: 11 kb

Connectors, Electrical, Modular, Spacer, Pin, Type IV, Single Span (Validation Notice)
Dated: 16 September 2019
File name: dtl28754ss18not1.pdf, File Size: 11 kb

Connectors, Electrical, Modular, Spacer, Pin, Type IV, Single Span
Dated: 21 November 2014
File name: dtl28754ss19.pdf, File Size: 38 kb

Connectors, Electrical, Modular, Spacer, Pin, Type IV, Single Span (Validation Notice)
Dated: 16 September 2019
File name: dtl28754ss19not1.pdf, File Size: 11 kb

Connectors, Electrical, Modular, Spacer, Pin, Type IV, Double Span
Dated: 21 November 2014
File name: dtl28754ss20.pdf, File Size: 36 kb

Connectors, Electrical, Modular, Spacer, Pin, Type IV, Double Span (Validation Notice)
Dated: 16 September 2019
File name: dtl28754ss20not1.pdf, File Size: 11 kb

Connectors, Electrical, Modular, Frame, Casting, Type IV, Double Span
Dated: 21 November 2014
File name: dtl28754ss21.pdf, File Size: 55 kb

Connectors, Electrical, Modular, Frame, Casting, Type IV, Double Span (Validation Notice)
Dated: 16 September 2019
File name: dtl28754ss21not1.pdf, File Size: 12 kb

Connectors, Electrical, Modular, Frame, Casting, Type IV, Single Span
Dated: 21 November 2014
File name: dtl28754ss22.pdf, File Size: 61 kb

Connectors, Electrical, Modular, Frame, Casting, Type IV, Single Span (Validation Notice)
Dated: 16 September 2019
File name: dtl28754ss22not1.pdf, File Size: 12 kb

Connectors, Electrical, Modular, Connector Assembly, Type IV, Single Span
Dated: 21 November 2014
File name: dtl28754ss23.pdf, File Size: 64 kb

Connectors, Electrical, Modular, Connector Assembly, Type IV, Single Span (Validation Notice)
Dated: 16 September 2019
File name: dtl28754ss23not1.pdf, File Size: 12 kb

Connectors, Electrical, Modular, Pin, Keying
Dated: 21 November 2014
File name: dtl28754ss24.pdf, File Size: 38 kb

Connectors, Electrical, Modular, Pin, Keying (Validation Notice)
Dated: 16 September 2019
File name: dtl28754ss24not1.pdf, File Size: 12 kb

Connectors, Electrical, Modular, Guide, Retaining
Dated: 12 August 2026
File name: dtl28754ss25.pdf, File Size: 96 kb

Connectors, Electrical, Modular, Connector Assembly, Type V, 40 Piece Insert, and 20 Pin, One Half, One Piece Insert
Dated: 14 May 2015
File name: dtl28754ss31.pdf, File Size: 58 kb

Connectors, Electrical, Modular, Connector Assembly, Type V, Style I, Slip Lock Cover Plate
Dated: 17 May 2021
File name: dtl28754ss32.pdf, File Size: 100 kb

Connectors, Electrical, Modular, Connector Assembly, Type V, Style II, Slip Lock Cover Plate
Dated: 17 May 2021
File name: dtl28754ss33.pdf, File Size: 93 kb

Connectors, Electrical, Modular, Connector, Type III, Female Contact and Insulator Bushing Set, Removable Wire Wrappost Terminal
Dated: 14 May 2015
File name: dtl28754ss34.pdf, File Size: 83 kb

Connectors, Electrical, Modular, Connector, Type III, Male Contact and Insulator Bushing Set, Removable Wire Wrappost Terminal
Dated: 14 May 2015
File name: dtl28754ss35.pdf, File Size: 102 kb

Connectors, Electrical, Modular, Connector, Type III, Female Contact and Grounding Bushing Set, Removable Wire Wrappost Terminal
Dated: 20 July 2020
File name: dtl28754ss36.pdf, File Size: 144 kb

Connectors, Electrical, Modular, Connector, Type III, Female Contact and Polarizing Bushing Set, Removable Wire Wrappost Terminal
Dated: 14 May 2015
File name: dtl28754ss37.pdf, File Size: 170 kb

Connectors, Electrical, Modular, Connector, Type III, Contact, Wrappost
Dated: 14 May 2015
File name: dtl28754ss38.pdf, File Size: 34 kb

Connectors, Electrical, Modular, Connector, Type III, Keying Pegs
Dated: 14 May 2015
File name: dtl28754ss39.pdf, File Size: 49 kb

Connectors, Electrical, Modular, Type IV, Connector Assembly, Screw
Dated: 03 November 2023
File name: dtl28754ss40.pdf, File Size: 87 kb

Connectors, Electrical, Modular, Type IV, Connector Assembly, Screw. Insert
Dated: 03 November 2023
File name: dtl28754ss41.pdf, File Size: 90 kb

Connectors, Electrical, Modular, Type IV, Connector, 100 Pin, Offset Contact Tails on .050 Centers
Dated: 20 April 2016
File name: mil28754ss42.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Assembly, Type IV, 100 Pin, Doublespan Contact Tails on .050 Centers
Dated: 20 April 2016
File name: mil28754ss43.pdf, File Size: 16 kb

Connectors, Electrical, Modular, Type IV, Connector, 100 Pin, Right Angle Contact Tails on .100 Centers
Dated: 04 November 2015
File name: dtl28754ss47.pdf, File Size: 56 kb

Connectors, Electrical, Modular, Type IV, Connector Assembly, Single Pan
Dated: 20 April 2016
File name: mil28754ss48.pdf, File Size: 16 kb

Connectors, Electrical, Modular, Housing
Dated: 04 November 2015
File name: dtl28754ss49.pdf, File Size: 57 kb

Connectors, Electrical, Modular, Insert, Top
Dated: 04 November 2015
File name: dtl28754ss50.pdf, File Size: 47 kb

Connectors, Electrical, Modular, Insert, Bottom
Dated: 04 November 2015
File name: dtl28754ss51.pdf, File Size: 45 kb

Connectors, Electrical, Modular, Housing, Connector Assembly, Style I
Dated: 22 April 2021
File name: dtl28754ss52.pdf, File Size: 163 kb

Connectors, Electrical, Modular, Housing, Connector Assembly, Style II
Dated: 22 April 2021
File name: dtl28754ss53.pdf, File Size: 159 kb

Connectors, Electrical, Modular, Extractor, Module, Single and Double Span, Styles I and II
Dated: 04 November 2015
File name: dtl28754ss54.pdf, File Size: 57 kb

Connectors, Electrical, Modular, Connector Assembly, Type V, Cable Connector, 100 Pin, Contacts on .100 Centers
Dated: 04 November 2015
File name: dtl28754ss55.pdf, File Size: 47 kb

Connectors, Electrical, Modular, Type IV, Connector, 100 Pin, Offset Contact Tails, on .050 Centers (Ceramic Compatible)
Dated: 25 September 2019
File name: dtl28754ss56.pdf, File Size: 134 kb

Connectors, Electrical, Modular, Type IV, Connector, 100 Pin, Center Contact Tails on .100 Centers (Ceramic Compatible)
Dated: 07 June 2016
File name: dtl28754ss59.pdf, File Size: 70 kb

Connectors, Electrical, Modular, Type IV, Connector, 100 Pin, Center Contact Tails on .100 Centers
Dated: 07 June 2016
File name: dtl28754ss60.pdf, File Size: 58 kb

Connectors, Electrical, Modular, Type IV, Connector, 100 Pin, Center, Crossover, Contact Tails on .100 Centers (Ceramic Compatible)
Dated: 25 September 2019
File name: dtl28754ss61.pdf, File Size: 116 kb

Connectors, Electrical, Modular, Type IV, Connector, 100 Pin, Center, Crossover, Contact Tails on .050 Centers
Dated: 07 June 2016
File name: dtl28754ss62.pdf, File Size: 64 kb

Connectors, Electrical, Modular, Type IV, Connector, 40 Pin, Offset, Contact Tails on .050 Centers (Ceramic Compatible)
Dated: 20 April 2016
File name: mil28754ss63.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Type IV, Connector, 40 Pin, Offset, Contact Tails, on .050 Centers (Modular Frame Ceramic Compatible)
Dated: 20 April 2016
File name: mil28754ss64.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Type IV, Connector, 40 Pin, Center Contact Tails on .100 Centers (Ceramic Compatible)
Dated: 20 April 2016
File name: mil28754ss65.pdf, File Size: 16 kb

Connectors, Electrical, Modular, Type IV, Connector, 40 Pin, Crossover, Contact Tails on .050 Centers (Ceramic Compatible)
Dated: 20 April 2016
File name: mil28754ss66.pdf, File Size: 16 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Double Span, Center
Dated: 07 June 2016
File name: dtl28754ss67.pdf, File Size: 170 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Double Span, T-DIP
Dated: 04 November 2015
File name: dtl28754ss68.pdf, File Size: 65 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Double Span, Offset (Cancellation Notice)
Dated: 20 July 2016
File name: mil28754ss69.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Single Span, Center
Dated: 04 November 2015
File name: dtl28754ss70.pdf, File Size: 43 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Single Span, Offset
Dated: 20 July 2016
File name: mil28754ss71.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Single Span, T-Dip (Cancellation Notice)
Dated: 20 July 2016
File name: mil28754ss72.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Assembly, Type IV, 100 Contact, Double Span, DIP
Dated: 04 November 2015
File name: dtl28754ss73.pdf, File Size: 40 kb

Connectors, Electrical, Modular, Connector Assembly, Type IV, 100 Contact, Double Span, Center
Dated: 04 November 2015
File name: dtl28754ss74.pdf, File Size: 40 kb

Connectors, Electrical, Modular, Connector Assembly, Type IV, 100 Contact, Double Span, Offset
Dated: 04 November 2015
File name: dtl28754ss75.pdf, File Size: 38 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, 40 Contact, Single Span, Center (Cancellation Notice)
Dated: 20 July 2016
File name: mil28754ss76.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, 40 Contact, Single Span, Offset (Cancellation Notice)
Dated: 20 July 2016
File name: mil28754ss77.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, 40 Contact, Single Span, Dual Inline Package (DIP) (Cancellation Notice)
Dated: 20 July 2016
File name: mil28754ss78.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Type III, Female Contact and Insulator Bushing Set, Low Insertion Force (Iff), Removable Wire Wrappost Terminal (Cancellation Notice)
Dated: 20 July 2016
File name: mil28754ss79.pdf, File Size: 16 kb

Connectors, Electrical, Modular, Type III, Female Contact and Grounding Bushing Set, Low Insertion Force (LIF), Removable Wire Wrappost Terminal (Cancellation Notice)
Dated: 20 July 2016
File name: mil28754ss80.pdf, File Size: 16 kb

Connectors, Electrical, Modular, Type III, Female Contact and Polarizing Bushing Set, Low Insertion Force (LIF), Removable Wire Wrappost Terminal (Cancellation Notice)
Dated: 20 July 2016
File name: mil28754ss81.pdf, File Size: 16 kb

Connectors, Electrical, Modular, Connector Assembly, Fastener (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss82.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Type IV, Connector, 0.6 Pitch, 250 Contact Center (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss84.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Type IV, Connector, 0.3 Pitch, 100 Contact, Offset (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss84.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Type IV, Connector, 0.3 Pitch, 100 Contact, Dual Inline Package (DIP) (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss85.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Dual Inline Package (DIP) (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss86.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Center (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss87.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Offset, (0.050THICKNESS) (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss88.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Offset, (0.071THICKNESS) (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss89.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Center Fin, 0.4 Pitch, Format C (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss90.pdf, File Size: 13 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Center Fin, 0.5 Pitch, Format C and E
Dated: 07 March 2019
File name: dtl28754ss91.pdf, File Size: 207 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Center Fin, 0.6 Pitch, Format C and E
Dated: 12 August 2026
File name: dtl28754ss92.pdf, File Size: 237 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, DIP, 0.3 Pitch, Format C (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss93.pdf, File Size: 15 kb

Connectors, Electrical, Modular connector Frame, Type IV, DIP, 0.4 Pitch, Format C, D and E
Dated: 12 August 2026
File name: dtl28754ss94.pdf, File Size: 376 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Offset Fin, 0.3 Pitch, Format C (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss95.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Connector Frame, Type IV, Center Fin, 0.4 Pitch, Format C and E (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss96.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Type IV, Connector, 150 Contact, Right Angle, Contact tails on 0.100 Centers
Dated: 29 December 2015
File name: dtl28754ss97.pdf, File Size: 61 kb

Connectors, Electrical, Modular, Type IV, Connector, 150 Contact, Center Contact Tails on 0.100 Centers (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss98.pdf, File Size: 15 kb

Connectors, Electrical, Modular, Type IV, Connector 150 Contact (Cancellation Notice)
Dated: 19 September 2016
File name: mil28754ss99.pdf, File Size: 13 kb

Connectors, Electrical, Modular, Type IV, Connector, 200 Contact, Center
Dated: 12 August 2026
File name: dtl28754ss100.pdf, File Size: 151 kb

Connectors, Electrical, Modular, Type IV, Connector, 0.6 Pitch, 250 Contact, Center
Dated: 12 August 2026
File name: dtl28754ss101.pdf, File Size: 145 kb

Grid Patterns for Solderless Wrapped Electrical Connectors (Cancellation Notice)
Dated: 10 September 2001
File name: ms14033not1.pdf, File Size: 4 kb

General Contact Layout for Type III Base Plate Connector (.200 Grid) (Cancellation Notice)
Dated: 10 September 2001
File name: ms14034not1.pdf, File Size: 4 kb


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