62.21.012 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

62.21.012: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.427 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN, lubrication: SOLUBLE LUBRICANT, thread_class: 2B, thread_series: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-402-5220, 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

62.21.012

NSN: 5310-00-402-5220
FSC: 5310 — Nuts and Washers
CAGE: 0124B — SAPA OPERACIONES SL (ESP)

SPECIFICATIONS

material	STEEL OVERALL
nut_style	HEXAGON
nut_height	0.427 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
lubrication	SOLUBLE LUBRICANT
thread_class	2B
thread_series	UNF
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
surface_treatment	PHOSPHATE ZINC OVERALL
width_across_flats	0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
nominal_thread_size	0.500 INCHES IN
bearing_surface_type	CHAMFERED OR WASHER FACED
NSN	5310-00-402-5220

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: SOLUBLE LUBRICANT

•

WIDTH ACROSS FLATS: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-P-16232,TY Z,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNF

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.500 INCHES IN

•

NONDEFINITIVE SPEC/STD DATA: B GRADE

•

LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN

TECHNICAL CHARACTERISTICS

LUBRICATION	SOLUBLE LUBRICANT
WIDTH ACROSS FLATS	0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-P-16232,TY Z,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNF
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
NONDEFINITIVE SPEC/STD DATA	B GRADE
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT	0.427 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
SURFACE TREATMENT	PHOSPHATE ZINC 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 3

11649930Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

5310004025220Reference document

Same NSN cross-reference

Reference document — Informative reference only

FFN836Reference document

Same NSN cross-reference

Reference document — Identification 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 62.21.012?

62.21.012 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace 62.21.012?

There are 3 known substitutes for 62.21.012: 11649930, 5310004025220, FFN836. Substitute compatibility should be verified for your specific system.

What is the NSN for 62.21.012?

62.21.012 is cataloged in the U.S. Government catalog under NSN 5310-00-402-5220. This indicates validated use in U.S. government and defense supply chains.

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62.21.012 — NUT,SELF-LOCKING,HEXAGON

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