F50403-3-2 — NUT,SELF-LOCKING,PLATE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

F50403-3-2: NUT,SELF-LOCKING,PLATE.

The NUT,SELF-LOCKING,PLATE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: PLATE, nut_height: 0.290 INCHES MAXIMUM IN, nut_length: 0.680 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, thread_class: 3B. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-030-1810, 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

F50403-3-2

NSN: 5310-01-030-1810
FSC: 5310 — Nuts and Washers
CAGE: 80539 — SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
nut_style	PLATE
nut_height	0.290 INCHES MAXIMUM IN
nut_length	0.680 INCHES MAXIMUM IN
lubrication	DRY FILM LUBRICANT
thread_class	3B
thread_series	UNF
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
special_features	COLOR YELLOW
thread_direction	RIGHT-HAND
features_provided	FLOATING NUT
nominal_thread_size	0.190 INCHES IN
NSN	5310-01-030-1810

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

NUT LENGTH: 0.680 INCHES MAXIMUM IN

•

THREAD SERIES: UNF

•

MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES

•

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

•

MOUNTING HOLE DIAMETER: 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN

•

NUT COUNTERBORE DEPTH: 0.125 INCHES MINIMUM NUT IN

•

FEATURES PROVIDED: FLOATING NUT

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
NUT LENGTH	0.680 INCHES MAXIMUM IN
THREAD SERIES	UNF
MOUNTING HOLE ARRANGEMENT STYLE	2 HOLES
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MOUNTING HOLE DIAMETER	0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
NUT COUNTERBORE DEPTH	0.125 INCHES MINIMUM NUT IN
FEATURES PROVIDED	FLOATING NUT
THREAD DIRECTION	RIGHT-HAND
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH	0.484 INCHES MINIMUM AND 0.488 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 3

10122006Reference document

Same NSN cross-reference

Reference document — Informative reference only

ST3M721C3M2Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

F12092-2-3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is F50403-3-2?

F50403-3-2 is a NUT,SELF-LOCKING,PLATE.

What parts can replace F50403-3-2?

There are 3 known substitutes for F50403-3-2: 10122006, ST3M721C3M2, F12092-2-3. Substitute compatibility should be verified for your specific system.

What is the NSN for F50403-3-2?

F50403-3-2 is cataloged in the U.S. Government catalog under NSN 5310-01-030-1810. This indicates validated use in U.S. government and defense supply chains.

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