571237 — NUT,PLAIN,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

571237: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.402 INCHES MINIMUM AND 0.412 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-057-1237, 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

571237

NSN: 5310-00-057-1237
FSC: 5310 — Nuts and Washers
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)

SPECIFICATIONS

material	STEEL OVERALL
nut_style	HEXAGON
nut_height	0.402 INCHES MINIMUM AND 0.412 INCHES MAXIMUM IN
thread_class	2B
thread_series	UNF
thread_direction	RIGHT-HAND
surface_treatment	PHOSPHATE OVERALL
width_across_flats	0.7880 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM IN
nominal_thread_size	0.500 INCHES IN
bearing_surface_type	CHAMFERED OR WASHER FACED
thread_quantity_per_inch	20
nondefinitive_spec/std_data	A TYPE
NSN	5310-00-057-1237

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.7880 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM IN

•

THREAD SERIES: UNF

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.500 INCHES IN

•

NONDEFINITIVE SPEC/STD DATA: A TYPE

•

NUT HEIGHT: 0.402 INCHES MINIMUM AND 0.412 INCHES MAXIMUM IN

•

SURFACE TREATMENT: PHOSPHATE OVERALL

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.7880 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM IN
THREAD SERIES	UNF
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
NONDEFINITIVE SPEC/STD DATA	A TYPE
NUT HEIGHT	0.402 INCHES MINIMUM AND 0.412 INCHES MAXIMUM IN
SURFACE TREATMENT	PHOSPHATE OVERALL
NUT STYLE	HEXAGON
THREAD CLASS	2B

OTHER ITEMS IN FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 1

FFB571TYPEAReference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 571237?

571237 is a NUT,PLAIN,HEXAGON.

What parts can replace 571237?

There is 1 known substitute for 571237: FFB571TYPEA. Substitute compatibility should be verified for your specific system.

What is the NSN for 571237?

571237 is cataloged in the U.S. Government catalog under NSN 5310-00-057-1237. This indicates validated use in U.S. government and defense supply chains.

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571237 — NUT,PLAIN,HEXAGON

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