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Amphenol Low Mating Force

Rectangular Connectors

MIL-DTL-55302

(M55302/166 thru /172)

Amphenol’s Low Mating Force Connectors are well known in the connector arena – with proven performance on the

ground, in the air, and at sea. – In service for over 25 years, with over 50 million brush contacts fielded; and qualified for

use on M1A2 Abrams, F-16 Falcon, F/A-22 Raptor, F-35 Lightning II, AIM-132 ASRAAM and many more applications.

Four Standard Body Styles

Key Connector Features

0.100 inch center to center, square grid contact spacing

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Application flexibility (parallel boards, perpendicular boards, wire to

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board, end to end boards, card extenders

2, 3 and 4 row contact arrangements with 10 to 100 contacts per row

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in one contact per row increments

Military versions meet MIL-DTL-55302/166 through /172

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Termination versatility; straight & 90° PCB stud, wire wrap & crimp

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Options on termination lengths and plating

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Front release/front removable contacts in Mother Board, Daughter

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Board and PC version; rear release/rear removable crimp contacts

(size 22D) or printed circuit board pins provided with Input/Output

connectors

Accessories available for latching and polarization

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Up to 256 keyed, mating polarizations available

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Hybrids available – mix signal with power, RF or fiber optics

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Smaller sized connector designs with as few as 5 contacts per row

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RoHS compliant versions are available, consult

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Amphenol Aerospace for more information

Performance

voltage rating:

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SL

70,000 ft.

1300

325

one and one-half ounce max. average contact engaging/

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separating forces

7 million average contact resistance for row A contacts

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(Resistance will vary depending on the point of measurement and the

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length of the contact.)

3 ampere – PCB contacts; 5 ampere – wire wrap / crimp contacts

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–65°C to +125°C temperature rating

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5 gigaohms minimum insulation resistance

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Materials

Connector Body – Glass-filled thermoplastic molding material in

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accordance with MIL-M-24519 type GPT-15F and/or Grade B,

Class 15 of MIL-P-46161 (UL94V-O)

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Polarization Keys – Glass-filled acetal plastic molding material in

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accordance with MIL-P-46137

Locking Screw/Mounting Bushing – Corrosion resistant steel AISI

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300 types passivated in accordance with QQ-P-35

Contacts

Holders – Copper alloy in accordance with Federal Specification

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QQ-B-626 or SAE J463

Wire – Berryllium copper in accordance with Federal Specification

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ASTM B197

Sleeves – If applicable, stainless steel in accordance with

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AMS-5514 passivated in accordance with ASTM A967

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Unmated Input/Output and PC Connector

An Input/Output and Mother Board Connector

Mated Mother Board and Daughter Board Connector

Mother Board

Daughter Board

Input/Output

PC (“Right Angle Mother Board”,

“Card Extender”)

Ro

HS

Am

phenol

U

/ 2002 / 95 /

E