MS21083-N16 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

MS21083-N16: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: HEXAGON, nut_height: 0.578 INCHES MAXIMUM IN, lubrication: SOLUBLE LUBRICANT, temp_rating: 250.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 3B. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-776-1963, 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

MS21083-N16

NSN: 5310-00-776-1963
FSC: 5310 — Nuts and Washers
CAGE: U1601 — IRVINGQ LIMITED (GBR)

SPECIFICATIONS

material	PLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_style	HEXAGON
nut_height	0.578 INCHES MAXIMUM IN
lubrication	SOLUBLE LUBRICANT
temp_rating	250.0 FAHRENHEIT MAXIMUM DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating	35.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
thread_direction	RIGHT-HAND
countersink_angle	88.0 DEGREES MINIMUM NUT
surface_treatment	CADMIUM AND CHROMATE OVERALL EXCEPT INSERT
NSN	5310-00-776-1963

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: SOLUBLE LUBRICANT

•

WIDTH ACROSS FLATS: 1.427 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN

•

BEARING SURFACE FINISH: 125.0 MICROINCHES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL EXCEPT INSERT

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 250.0 FAHRENHEIT MAXIMUM DEGF

•

HARDNESS RATING: 35.0 ROCKWELL C MAXIMUM

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

LUBRICATION	SOLUBLE LUBRICANT
WIDTH ACROSS FLATS	1.427 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN
BEARING SURFACE FINISH	125.0 MICROINCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL EXCEPT INSERT
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	250.0 FAHRENHEIT MAXIMUM DEGF
HARDNESS RATING	35.0 ROCKWELL C MAXIMUM
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	1.000 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT

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

5310007761963Reference document

Same NSN cross-reference

Reference document — Secondary reference

68454-1612Reference document

Same NSN cross-reference

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

NAS1022N16Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS21083-N16?

MS21083-N16 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace MS21083-N16?

There are 3 known substitutes for MS21083-N16: 5310007761963, 68454-1612, NAS1022N16. Substitute compatibility should be verified for your specific system.

What is the NSN for MS21083-N16?

MS21083-N16 is cataloged in the U.S. Government catalog under NSN 5310-00-776-1963. This indicates validated use in U.S. government and defense supply chains.

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MS21083-N16 — NUT,SELF-LOCKING,HEXAGON

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