A-6348 — NUT,PLAIN,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

A-6348: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNF, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-167-1344, 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

A-6348

NSN: 5310-00-167-1344
NIINs: 001671344, 011939883, 014682982
FSC: 5310 — Nuts and Washers
CAGE: 74080 — HARVARD INDUSTRIES (USA)

SPECIFICATIONS

material	STEEL OVERALL
nut_style	HEXAGON
nut_height	0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNF
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM OVERALL
width_across_flats	0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
nominal_thread_size	0.250 INCHES IN
bearing_surface_type	CHAMFERED OR WASHER FACED
bearing_surface_finish	125.0 MICROINCHES
end_item_identification	ARMORED MULTI-PURPOSE VEHICLE (AMPV)
NSN	5310-00-167-1344

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN

•

BEARING SURFACE FINISH: 125.0 MICROINCHES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNF

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.250 INCHES IN

•

NUT HEIGHT: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN

•

SURFACE TREATMENT: CADMIUM OVERALL

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
BEARING SURFACE FINISH	125.0 MICROINCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNF
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.250 INCHES IN
NUT HEIGHT	0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM OVERALL
NUT STYLE	HEXAGON
THREAD CLASS	3B

SUBSTITUTES & CROSS-REFERENCES 9

278-156Reference document

Same NSN cross-reference

Reference document — Secondary reference

982737Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

FF-N-836Reference document

Same NSN cross-reference

Reference document — Identification reference

404 225Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

N521Reference document

Same NSN cross-reference

Reference document — Secondary reference

1159Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A-6348?

A-6348 is a NUT,PLAIN,HEXAGON.

What parts can replace A-6348?

There are 9 known substitutes for A-6348: 278-156, 982737, FF-N-836 and 6 more. Substitute compatibility should be verified for your specific system.

What is the NSN for A-6348?

A-6348 is cataloged in the U.S. Government catalog under NSN 5310-00-167-1344. This indicates validated use in U.S. government and defense supply chains.

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