BFN220-5-4 — NUT,SELF-LOCKING,PLATE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

BFN220-5-4: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 CLIP, nut_style: PLATE, nut_height: 0.524 INCHES MAXIMUM IN, nut_length: 1.396 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, plate_width: 0.650 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-440-5244, 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

BFN220-5-4

NSN: 5310-01-440-5244
FSC: 5310 — Nuts and Washers
CAGE: 27238 — BRISTOL INDUSTRIES, LLC (USA)

SPECIFICATIONS

material	STEEL COMP 302 CLIP
nut_style	PLATE
nut_height	0.524 INCHES MAXIMUM IN
nut_length	1.396 INCHES MAXIMUM IN
lubrication	DRY FILM LUBRICANT
plate_width	0.650 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
overall_height	0.524 INCHES MAXIMUM IN
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
plate_thickness	0.036 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
NSN	5310-01-440-5244

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

PLATE THICKNESS: 0.036 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN

•

NUT LENGTH: 1.396 INCHES MAXIMUM IN

•

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

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

PLATE WIDTH: 0.650 INCHES MAXIMUM IN

•

MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
OVERALL HEIGHT	0.524 INCHES MAXIMUM IN
PLATE THICKNESS	0.036 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
NUT LENGTH	1.396 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
PLATE WIDTH	0.650 INCHES MAXIMUM IN
MOUNTING HOLE ARRANGEMENT STYLE	2 HOLES
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE SHELL
MOUNTING HOLE DIAMETER	0.130 INCHES MINIMUM AND 0.135 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 2

NS202812-5-4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

03A220-5-4Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is BFN220-5-4?

BFN220-5-4 is a NUT,SELF-LOCKING,PLATE.

What parts can replace BFN220-5-4?

There are 2 known substitutes for BFN220-5-4: NS202812-5-4, 03A220-5-4. Substitute compatibility should be verified for your specific system.

What is the NSN for BFN220-5-4?

BFN220-5-4 is cataloged in the U.S. Government catalog under NSN 5310-01-440-5244. This indicates validated use in U.S. government and defense supply chains.

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