12387354-4 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

12387354-4: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL COMP 4027 OR STEEL COMP 4037 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL, nut_style: HEXAGON, temp_rating: 450.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-383-6124, 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

12387354-4

NSN: 5310-01-383-6124
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 4027 OR STEEL COMP 4037 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
nut_style	HEXAGON
temp_rating	450.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
hardness_rating	49.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
special_features	FINISH COLOR BRONZE OR OLIVE DRAB
thread_direction	RIGHT-HAND
washer_thickness	0.019 INCHES MINIMUM IN
surface_treatment	ZINC AND CHROMATE OVERALL EXCEPT INSERT
NSN	5310-01-383-6124

COMPONENT DIAGRAM

KEY FEATURES

•

WASHER OUTSIDE DIAMETER: 0.420 INCHES MAXIMUM IN

•

WIDTH ACROSS FLATS: 0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTMB633 TY2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 450.0 FAHRENHEIT NOMINAL DEGF

•

HARDNESS RATING: 49.0 ROCKWELL C MAXIMUM

•

WASHER THICKNESS: 0.019 INCHES MINIMUM IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER	0.420 INCHES MAXIMUM IN
WIDTH ACROSS FLATS	0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTMB633 TY2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	450.0 FAHRENHEIT NOMINAL DEGF
HARDNESS RATING	49.0 ROCKWELL C MAXIMUM
WASHER THICKNESS	0.019 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
THREAD DIRECTION	RIGHT-HAND

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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

Ready to buy 12387354-4?

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 12387354-4?

12387354-4 is a NUT,SELF-LOCKING,EXTENDED WASHER.

What is the NSN for 12387354-4?

12387354-4 is cataloged in the U.S. Government catalog under NSN 5310-01-383-6124. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

12387354-4 — NUT,SELF-LOCKING,EXTENDED WASHER

Request a Quote — 12387354-4