A12091-4-3 — NUT,SELF-LOCKING,PLATE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

A12091-4-3: 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: 0.323 INCHES MAXIMUM IN, nut_length: 1.373 INCHES MINIMUM AND 1.377 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, plate_width: 0.865 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-044-0771, 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

A12091-4-3

NSN: 5310-01-044-0771
FSC: 5310 — Nuts and Washers
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)

SPECIFICATIONS

material	IRON ALLOY 660 NUT
nut_style	PLATE
nut_height	0.323 INCHES MAXIMUM IN
nut_length	1.373 INCHES MINIMUM AND 1.377 INCHES MAXIMUM IN
lubrication	DRY FILM LUBRICANT
plate_width	0.865 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
plate_thickness	0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
special_features	COLOR YELLOW
thread_direction	RIGHT-HAND
NSN	5310-01-044-0771

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

PLATE THICKNESS: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN

•

NUT LENGTH: 1.373 INCHES MINIMUM AND 1.377 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

PLATE WIDTH: 0.865 INCHES MAXIMUM IN

•

MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE NUT

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
PLATE THICKNESS	0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
NUT LENGTH	1.373 INCHES MINIMUM AND 1.377 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
PLATE WIDTH	0.865 INCHES MAXIMUM IN
MOUNTING HOLE ARRANGEMENT STYLE	2 HOLES
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE CHANNEL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE SHELL

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

ST3M722C3M4Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A12091-4-3?

A12091-4-3 is a NUT,SELF-LOCKING,PLATE.

What parts can replace A12091-4-3?

There is 1 known substitute for A12091-4-3: ST3M722C3M4. Substitute compatibility should be verified for your specific system.

What is the NSN for A12091-4-3?

A12091-4-3 is cataloged in the U.S. Government catalog under NSN 5310-01-044-0771. This indicates validated use in U.S. government and defense supply chains.

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