03A231-4-2L — NUT,SELF-LOCKING,PLATE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

03A231-4-2L: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 651 SHELL, nut_height: 0.745 INCHES MAXIMUM IN, nut_length: 1.000 INCHES MAXIMUM IN, plate_width: 0.745 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-329-8193, 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

03A231-4-2L

NSN: 5310-01-329-8193
FSC: 5310 — Nuts and Washers
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

material	IRON ALLOY 651 SHELL
nut_height	0.745 INCHES MAXIMUM IN
nut_length	1.000 INCHES MAXIMUM IN
plate_width	0.745 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
plate_thickness	0.035 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE SHELL
nominal_thread_size	0.250 INCHES IN
thread_quantity_per_inch	28
material_document_and_classification	AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE SHELL
NSN	5310-01-329-8193

COMPONENT DIAGRAM

KEY FEATURES

•

PLATE THICKNESS: 0.035 INCHES MAXIMUM IN

•

NUT LENGTH: 1.000 INCHES MAXIMUM IN

•

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

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

PLATE WIDTH: 0.745 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS3304 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-R-25988 MIL SPEC SINGLE MATERIAL RESPONSE SEAL

TECHNICAL CHARACTERISTICS

PLATE THICKNESS	0.035 INCHES MAXIMUM IN
NUT LENGTH	1.000 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 NUT
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
PLATE WIDTH	0.745 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS3304 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-R-25988 MIL SPEC SINGLE MATERIAL RESPONSE SEAL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE SHELL
THREAD DIRECTION	RIGHT-HAND

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

F53004-4-2Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

NS202789-4-2ESame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 03A231-4-2L?

03A231-4-2L is a NUT,SELF-LOCKING,PLATE.

What parts can replace 03A231-4-2L?

There are 2 known substitutes for 03A231-4-2L: F53004-4-2, NS202789-4-2E. Substitute compatibility should be verified for your specific system.

What is the NSN for 03A231-4-2L?

03A231-4-2L is cataloged in the U.S. Government catalog under NSN 5310-01-329-8193. This indicates validated use in U.S. government and defense supply chains.

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