03A231-4-4L — NUT,SELF-LOCKING,PLATE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

03A231-4-4L: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 NUT, nut_style: PLATE, nut_height: 0.485 INCHES MAXIMUM IN, nut_length: 1.050 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, thread_class: 3B. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-533-3186, 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

03A231-4-4L

NSN: 5310-01-533-3186
FSC: 5310 — Nuts and Washers
CAGE: 76823 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS (USA)

SPECIFICATIONS

material	IRON ALLOY 660 NUT
nut_style	PLATE
nut_height	0.485 INCHES MAXIMUM IN
nut_length	1.050 INCHES MAXIMUM IN
lubrication	DRY FILM LUBRICANT
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
plate_thickness	0.035 INCHES MAXIMUM IN
special_features	OVERALL HEIGHT IS 0.745 IN. MAX IN
thread_direction	RIGHT-HAND
features_provided	FLOATING NUT
NSN	5310-01-533-3186

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

PLATE THICKNESS: 0.035 INCHES MAXIMUM IN

•

NUT LENGTH: 1.050 INCHES MAXIMUM IN

•

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

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
PLATE THICKNESS	0.035 INCHES MAXIMUM IN
NUT LENGTH	1.050 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SHELL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
MOUNTING HOLE ARRANGEMENT STYLE	2 HOLES
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 3304 ASSN STD 1ST MATERIAL RESPONSE OR MIL-R-25988 MIL SPEC 2ND MATERIAL RESPONSE SEAL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE NUT

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

F53004-4-4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 03A231-4-4L?

03A231-4-4L is a NUT,SELF-LOCKING,PLATE.

What parts can replace 03A231-4-4L?

There is 1 known substitute for 03A231-4-4L: F53004-4-4. Substitute compatibility should be verified for your specific system.

What is the NSN for 03A231-4-4L?

03A231-4-4L is cataloged in the U.S. Government catalog under NSN 5310-01-533-3186. This indicates validated use in U.S. government and defense supply chains.

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