ST3M831-10 — NUT,SELF-LOCKING,ROUND

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

ST3M831-10: NUT,SELF-LOCKING,ROUND.

The NUT,SELF-LOCKING,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL COMP 601 OVERALL, temp_rating: 450.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, nut_thickness: 0.499 INCHES MAXIMUM IN, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), hardness_rating: 43.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-138-5513, 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

ST3M831-10

NSN: 5310-01-138-5513
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL COMP 601 OVERALL
temp_rating	450.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
nut_thickness	0.499 INCHES MAXIMUM IN
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating	43.0 ROCKWELL C MAXIMUM
special_features	OPTIONAL MATERIAL ALLOY STEEL,AMS 6487
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM OR CADMIUM AND CHROMATE OVERALL
nominal_thread_size	0.625 INCHES IN
thread_quantity_per_inch	18
material_document_and_classification	AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-01-138-5513

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-416 TYP 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 450.0 FAHRENHEIT NOMINAL DEGF

•

HARDNESS RATING: 43.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.625 INCHES IN

•

NUT THICKNESS: 0.499 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-416 TYP 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	450.0 FAHRENHEIT NOMINAL DEGF
HARDNESS RATING	43.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.625 INCHES IN
NUT THICKNESS	0.499 INCHES MAXIMUM IN
SPECIAL FEATURES	OPTIONAL MATERIAL ALLOY STEEL,AMS 6487
SURFACE TREATMENT	CADMIUM OR CADMIUM AND CHROMATE 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

113LH11922 10Reference document

Same NSN cross-reference

Reference document — Secondary reference

SP51148-10Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

80311-10Same 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

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FREQUENTLY ASKED QUESTIONS

What is ST3M831-10?

ST3M831-10 is a NUT,SELF-LOCKING,ROUND.

What parts can replace ST3M831-10?

There are 3 known substitutes for ST3M831-10: 113LH11922 10, SP51148-10, 80311-10. Substitute compatibility should be verified for your specific system.

What is the NSN for ST3M831-10?

ST3M831-10 is cataloged in the U.S. Government catalog under NSN 5310-01-138-5513. This indicates validated use in U.S. government and defense supply chains.

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