1643-54 — COIL,RADIO FREQUENCY

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

1643-54: COIL,RADIO FREQUENCY.

The COIL,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: PAN, head_height: 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN, head_diameter: 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, fastener_length: 0.375 INCHES NOMINAL IN, surface_treatment: CADMIUM OR ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-016-4354, 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

1643-54

NSN: 5305-00-016-4354
NIINs: 000164354, 002009146
FSC: 5305 — Screws
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_style	PAN
head_height	0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN
head_diameter	0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
fastener_length	0.375 INCHES NOMINAL IN
surface_treatment	CADMIUM OR ZINC OVERALL
internal_drive_style	CROSS RECESS TYPE 1
nonmachine_thread_style	DOG TYPE (TYPE B OR C)
nonmachine_nominal_thread_diameter	0.164 INCHES IN
surface_treatment_document_and_classification	QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
NSN	5305-00-016-4354

COMPONENT DIAGRAM

KEY FEATURES

•

NONMACHINE NOMINAL THREAD DIAMETER: 0.164 INCHES IN

•

HEAD HEIGHT: 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.375 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL

•

NONMACHINE THREAD STYLE: DOG TYPE (TYPE B OR C)

•

HEAD STYLE: PAN

•

SURFACE TREATMENT: CADMIUM OR ZINC OVERALL

•

INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1

TECHNICAL CHARACTERISTICS

NONMACHINE NOMINAL THREAD DIAMETER	0.164 INCHES IN
HEAD HEIGHT	0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN
FASTENER LENGTH	0.375 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
NONMACHINE THREAD STYLE	DOG TYPE (TYPE B OR C)
HEAD STYLE	PAN
SURFACE TREATMENT	CADMIUM OR ZINC OVERALL
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
MATERIAL	STEEL OVERALL
HEAD DIAMETER	0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 2

643N86UReference document

Same NSN cross-reference

Reference document — Secondary reference

FFS107TYPECSTYLE9SReference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1643-54?

1643-54 is a COIL,RADIO FREQUENCY.

What parts can replace 1643-54?

There are 2 known substitutes for 1643-54: 643N86U, FFS107TYPECSTYLE9S. Substitute compatibility should be verified for your specific system.

What is the NSN for 1643-54?

1643-54 is cataloged in the U.S. Government catalog under NSN 5305-00-016-4354. This indicates validated use in U.S. government and defense supply chains.

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1643-54 — COIL,RADIO FREQUENCY

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