90521A270 — NUT,PLAIN,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

90521A270: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 1.218 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-483-0695, 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

90521A270

NSN: 5310-01-483-0695
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)

SPECIFICATIONS

material	STEEL OVERALL
nut_style	HEXAGON
nut_height	1.218 INCHES NOMINAL IN
thread_class	3B
thread_series	UNIFIED NATIONAL COARSE (UNC)
thread_direction	RIGHT-HAND
width_across_flats	2.000 INCHES NOMINAL IN
nominal_thread_size	1.250 INCHES IN
bearing_surface_type	WASHER FACED
thread_quantity_per_inch	7
material_document_and_classification	ASTM A194 GRADE 2H ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN	5310-01-483-0695

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 2.000 INCHES NOMINAL IN

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A194 GRADE 2H ASSN STD ALL MATERIAL RESPONSES OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 1.250 INCHES IN

•

NUT HEIGHT: 1.218 INCHES NOMINAL IN

•

NUT STYLE: HEXAGON

•

THREAD CLASS: 3B

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	2.000 INCHES NOMINAL IN
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A194 GRADE 2H ASSN STD ALL MATERIAL RESPONSES OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	1.250 INCHES IN
NUT HEIGHT	1.218 INCHES NOMINAL IN
NUT STYLE	HEXAGON
THREAD CLASS	3B
THREAD QUANTITY PER INCH	7
MATERIAL	STEEL OVERALL

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

90521A169Reference 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 90521A270?

90521A270 is a NUT,PLAIN,HEXAGON.

What parts can replace 90521A270?

There is 1 known substitute for 90521A270: 90521A169. Substitute compatibility should be verified for your specific system.

What is the NSN for 90521A270?

90521A270 is cataloged in the U.S. Government catalog under NSN 5310-01-483-0695. This indicates validated use in U.S. government and defense supply chains.

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90521A270 — NUT,PLAIN,HEXAGON

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