B12707-4 — NUT,SELF-LOCKING,BARREL

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

B12707-4: NUT,SELF-LOCKING,BARREL.

The NUT,SELF-LOCKING,BARREL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 LOCKING INSERT, nut_style: FLOATING SELF-LOCKING BARREL, nut_height: 0.406 INCHES NOMINAL IN, nut_length: 0.625 INCHES NOMINAL IN, lubrication: DRY FILM LUBRICANT, temp_rating: 500.0 FAHRENHEIT NOMINAL DEGF. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-047-9467, 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

B12707-4

NSN: 5310-01-047-9467
FSC: 5310 — Nuts and Washers
CAGE: 82156 — AMERACE CORP (USA)

SPECIFICATIONS

material	STEEL COMP 4340 LOCKING INSERT
nut_style	FLOATING SELF-LOCKING BARREL
nut_height	0.406 INCHES NOMINAL IN
nut_length	0.625 INCHES NOMINAL IN
lubrication	DRY FILM LUBRICANT
temp_rating	500.0 FAHRENHEIT NOMINAL DEGF
nut_diameter	0.525 INCHES MINIMUM AND 0.528 INCHES MAXIMUM IN
thread_class	3B
barrel_height	0.320 INCHES NOMINAL IN
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating	38.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
NSN	5310-01-047-9467

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

NUT LENGTH: 0.625 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 500.0 FAHRENHEIT NOMINAL DEGF

•

HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE LOCKING INSERT

•

FEATURES PROVIDED: FLOATING NUT

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
NUT LENGTH	0.625 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	500.0 FAHRENHEIT NOMINAL DEGF
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE LOCKING INSERT
FEATURES PROVIDED	FLOATING NUT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.250 INCHES IN

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 6

25N127-4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

80227-428Reference document

Same NSN cross-reference

Reference document — Secondary reference

SL-405-4FSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

84146-428Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

F51423-4Reference document

Same NSN cross-reference

Reference document — Secondary reference

SLN171-4Same 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 B12707-4?

B12707-4 is a NUT,SELF-LOCKING,BARREL.

What parts can replace B12707-4?

There are 6 known substitutes for B12707-4: 25N127-4, 80227-428, SL-405-4F and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for B12707-4?

B12707-4 is cataloged in the U.S. Government catalog under NSN 5310-01-047-9467. This indicates validated use in U.S. government and defense supply chains.

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