AA55628-27 — NUT,PLAIN,CAP

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

AA55628-27: NUT,PLAIN,CAP.

The NUT,PLAIN,CAP is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, nut_style: CAP, nut_height: 0.780 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-306-2351, 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

AA55628-27

NSN: 5310-01-306-2351
FSC: 5310 — Nuts and Washers
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)

SPECIFICATIONS

material	STEEL COMP 416 OVERALL
nut_style	CAP
nut_height	0.780 INCHES NOMINAL IN
thread_class	2B
thread_series	UNIFIED NATIONAL COARSE (UNC)
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
nominal_thread_size	0.375 INCHES IN
bearing_surface_type	CHAMFERED
end_item_identification	NSN 4210-01-486-1035 TFFT (TACTICAL FIRE FIGHTING TRUCK)
thread_quantity_per_inch	16
NSN	5310-01-306-2351

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.375 INCHES IN

•

NUT HEIGHT: 0.780 INCHES NOMINAL IN

•

SURFACE TREATMENT: PASSIVATE OVERALL

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.375 INCHES IN
NUT HEIGHT	0.780 INCHES NOMINAL IN
SURFACE TREATMENT	PASSIVATE OVERALL
NUT STYLE	CAP
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 2

MS24680-27Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

82-3075-0007Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is AA55628-27?

AA55628-27 is a NUT,PLAIN,CAP.

What parts can replace AA55628-27?

There are 2 known substitutes for AA55628-27: MS24680-27, 82-3075-0007. Substitute compatibility should be verified for your specific system.

What is the NSN for AA55628-27?

AA55628-27 is cataloged in the U.S. Government catalog under NSN 5310-01-306-2351. This indicates validated use in U.S. government and defense supply chains.

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