900303-3 — WASHER,LOCK

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

900303-3: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hole_diameter: 0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, outside_diameter: 0.550 INCHES NOMINAL IN, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 0.125 INCHES NOMINAL IN, end_item_identification: FAN VANEAXIAL:WSD;NIMITZ CLASS CVN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-468-4090, 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

900303-3

NSN: 5310-01-468-4090
FSC: 5310 — Nuts and Washers
CAGE: 75477 — FM AF, LLC DBA AMERICAN FAN COMPANY (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
hole_diameter	0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
outside_diameter	0.550 INCHES NOMINAL IN
style_designator	SPLIT HELICAL-RIGHT HAND
material_thickness	0.125 INCHES NOMINAL IN
end_item_identification	FAN VANEAXIAL:WSD;NIMITZ CLASS CVN
material_document_and_classification	SST 18-8 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-01-468-4090

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND

•

MATERIAL DOCUMENT AND CLASSIFICATION: SST 18-8 MFR REF SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 0.550 INCHES NOMINAL IN

•

MATERIAL THICKNESS: 0.125 INCHES NOMINAL IN

•

MATERIAL: STEEL CORROSION RESISTING OVERALL

•

HOLE DIAMETER: 0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

STYLE DESIGNATOR	SPLIT HELICAL-RIGHT HAND
MATERIAL DOCUMENT AND CLASSIFICATION	SST 18-8 MFR REF SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	0.550 INCHES NOMINAL IN
MATERIAL THICKNESS	0.125 INCHES NOMINAL IN
END ITEM IDENTIFICATION	FAN VANEAXIAL:WSD;NIMITZ CLASS CVN
MATERIAL	STEEL CORROSION RESISTING OVERALL
HOLE DIAMETER	0.377 INCHES MINIMUM AND 0.385 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

B18.21.1Reference document

Same NSN cross-reference

Reference document — Secondary reference

5310PL0922195Reference document

Same NSN cross-reference

Reference document — Informative reference only

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 900303-3?

900303-3 is a WASHER,LOCK.

What parts can replace 900303-3?

There are 2 known substitutes for 900303-3: B18.21.1, 5310PL0922195. Substitute compatibility should be verified for your specific system.

What is the NSN for 900303-3?

900303-3 is cataloged in the U.S. Government catalog under NSN 5310-01-468-4090. This indicates validated use in U.S. government and defense supply chains.

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