642A — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

642A: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include unit_type: TRANSMISSION LINE, design_type: UNIDIRECTIONAL, usage_design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING, overall_width: 1.250 INCHES NOMINAL IN, overall_height: 3.156 INCHES NOMINAL IN, overall_length: 5.0837 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-518-4765, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

642A

NSN: 5985-00-518-4765
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 61364 — SIERRA MEASUREMENTS INC (USA)

SPECIFICATIONS

unit_type	TRANSMISSION LINE
design_type	UNIDIRECTIONAL
usage_design	MAIN LINE AND SECONDARY LINE TERMINAL FITTING
overall_width	1.250 INCHES NOMINAL IN
overall_height	3.156 INCHES NOMINAL IN
overall_length	5.0837 INCHES NOMINAL IN
identifying_number	TERMINAL FITTING PART NO. MS-443 PART NO. MS-322
power_loss_in_decibels	49.5
radio_frequency_rating	0.03 GIGAHERTZ MINIMUM AND 1.2 GIGAHERTZ MAXIMUM
end_item_identification	TYPE NO. AN/GPQ-T1
terminal_fitting_controlling_agency	INSTRUMENT OPTICS CO,INC
NSN	5985-00-518-4765

COMPONENT DIAGRAM

KEY FEATURES

•

TERMINAL FITTING CONTROLLING AGENCY: INSTRUMENT OPTICS CO,INC

•

USAGE DESIGN: MAIN LINE AND SECONDARY LINE TERMINAL FITTING

•

POWER LOSS IN DECIBELS: 49.5

•

IDENTIFYING NUMBER: TERMINAL FITTING PART NO. MS-443 PART NO. MS-322

•

DESIGN TYPE: UNIDIRECTIONAL

•

RADIO FREQUENCY RATING: 0.03 GIGAHERTZ MINIMUM AND 1.2 GIGAHERTZ MAXIMUM

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	3.156 INCHES NOMINAL IN
TERMINAL FITTING CONTROLLING AGENCY	INSTRUMENT OPTICS CO,INC
USAGE DESIGN	MAIN LINE AND SECONDARY LINE TERMINAL FITTING
POWER LOSS IN DECIBELS	49.5
IDENTIFYING NUMBER	TERMINAL FITTING PART NO. MS-443 PART NO. MS-322
DESIGN TYPE	UNIDIRECTIONAL
RADIO FREQUENCY RATING	0.03 GIGAHERTZ MINIMUM AND 1.2 GIGAHERTZ MAXIMUM
OVERALL LENGTH	5.0837 INCHES NOMINAL IN
OVERALL WIDTH	1.250 INCHES NOMINAL IN
UNIT TYPE	TRANSMISSION LINE

SUBSTITUTES & CROSS-REFERENCES 2

138AReference document

Same NSN cross-reference

Reference document — Secondary reference

138ZReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 642A?

642A is a CONNECTOR,RECEPTACLE,ELECTRICAL.

What parts can replace 642A?

There are 2 known substitutes for 642A: 138A, 138Z. Substitute compatibility should be verified for your specific system.

What is the NSN for 642A?

642A is cataloged in the U.S. Government catalog under NSN 5985-00-518-4765. This indicates validated use in U.S. government and defense supply chains.

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642A — CONNECTOR,RECEPTACLE,ELECTRICAL

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