BFU00931-3 — NUT,SELF-LOCKING,BARREL

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

BFU00931-3: NUT,SELF-LOCKING,BARREL.

The NUT,SELF-LOCKING,BARREL is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: FLOATING SELF-LOCKING BARREL, nut_height: 0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, nut_length: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT MAXIMUM DEGF, nut_diameter: 0.398 INCHES MINIMUM AND 0.402 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-065-5945, 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

BFU00931-3

NSN: 5310-01-065-5945
FSC: 5310 — Nuts and Washers
CAGE: 27238 — BRISTOL INDUSTRIES, LLC (USA)

SPECIFICATIONS

material	PLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_style	FLOATING SELF-LOCKING BARREL
nut_height	0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
nut_length	0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
temp_rating	250.0 FAHRENHEIT MAXIMUM DEGF
nut_diameter	0.398 INCHES MINIMUM AND 0.402 INCHES MAXIMUM IN
thread_class	3B
barrel_height	0.245 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating	31.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
special_features	ROLLPINS CARBON STEEL,-CADMIUM ;PLATE QQ-P-416 TYPE 2 CLASS 3
NSN	5310-01-065-5945

COMPONENT DIAGRAM

KEY FEATURES

•

NUT LENGTH: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE SHELL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: 250.0 FAHRENHEIT MAXIMUM DEGF

•

HARDNESS RATING: 31.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE NUT

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

NUT LENGTH	0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE SHELL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TYPE 2 CLASS-3 FED SPEC SINGLE TREATMENT RESPONSE NUT
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	250.0 FAHRENHEIT MAXIMUM DEGF
HARDNESS RATING	31.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE NUT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.190 INCHES IN
NUT DIAMETER	0.398 INCHES MINIMUM AND 0.402 INCHES MAXIMUM 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 1

F2552-02Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is BFU00931-3?

BFU00931-3 is a NUT,SELF-LOCKING,BARREL.

What parts can replace BFU00931-3?

There is 1 known substitute for BFU00931-3: F2552-02. Substitute compatibility should be verified for your specific system.

What is the NSN for BFU00931-3?

BFU00931-3 is cataloged in the U.S. Government catalog under NSN 5310-01-065-5945. This indicates validated use in U.S. government and defense supply chains.

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BFU00931-3 — NUT,SELF-LOCKING,BARREL

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