MS21045C8S — NUT,SELF-LOCKING,CASTELLATED,HEX

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

MS21045C8S: NUT,SELF-LOCKING,CASTELLATED,HEX.

NUT,SELF-LOCKING,CASTELLATED,HEX. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: CASTELLATED, HEXAGON, nut_height: 0.575 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN, temp_rating: 450.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-338-8183, 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

MS21045C8S

NSN: 5310-01-338-8183
FSC: 5310 — Nuts and Washers
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
nut_style	CASTELLATED, HEXAGON
nut_height	0.575 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
temp_rating	450.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
countersink_angle	88.0 DEGREES NOMINAL FIRST END
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
nominal_thread_size	0.500 INCHES IN
NSN	5310-01-338-8183

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN

•

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

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 450.0 FAHRENHEIT NOMINAL DEGF

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.500 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN

•

NUT HEIGHT: 0.575 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	450.0 FAHRENHEIT NOMINAL DEGF
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT	0.575 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
SURFACE TREATMENT	PASSIVATE OVERALL
COUNTERSINK ANGLE	88.0 DEGREES NOMINAL FIRST END

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

164-1041-11Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

Ready to buy MS21045C8S?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is MS21045C8S?

MS21045C8S is a NUT,SELF-LOCKING,CASTELLATED,HEX.

What parts can replace MS21045C8S?

There is 1 known substitute for MS21045C8S: 164-1041-11. Substitute compatibility should be verified for your specific system.

What is the NSN for MS21045C8S?

MS21045C8S is cataloged in the U.S. Government catalog under NSN 5310-01-338-8183. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

MS21045C8S — NUT,SELF-LOCKING,CASTELLATED,HEX

Request a Quote — MS21045C8S