1808398 — WASHER,LOCK

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

1808398: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING AND STEEL COMP 420 OVERALL, hole_diameter: 5.1 MILLIMETERS MINIMUM AND 5.3 MILLIMETERS MAXIMUM MM, hardness_rating: 35.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM, outside_diameter: 9.2 MILLIMETERS NOMINAL MM, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-285-8579, 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

1808398

NSN: 5310-01-285-8579
FSC: 5310 — Nuts and Washers
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING AND STEEL COMP 420 OVERALL
hole_diameter	5.1 MILLIMETERS MINIMUM AND 5.3 MILLIMETERS MAXIMUM MM
hardness_rating	35.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
outside_diameter	9.2 MILLIMETERS NOMINAL MM
style_designator	SPLIT HELICAL-RIGHT HAND
surface_treatment	PASSIVATE OVERALL
material_thickness	1.2 MILLIMETERS NOMINAL MM
surface_treatment_document_and_classification	ASTM A360-78 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN	5310-01-285-8579

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM A360-78 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

HARDNESS RATING: 35.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM

•

STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND

•

OUTSIDE DIAMETER: 9.2 MILLIMETERS NOMINAL MM

•

MATERIAL THICKNESS: 1.2 MILLIMETERS NOMINAL MM

•

SURFACE TREATMENT: PASSIVATE OVERALL

•

MATERIAL: STEEL CORROSION RESISTING AND STEEL COMP 420 OVERALL

•

HOLE DIAMETER: 5.1 MILLIMETERS MINIMUM AND 5.3 MILLIMETERS MAXIMUM MM

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM A360-78 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	35.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR	SPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER	9.2 MILLIMETERS NOMINAL MM
MATERIAL THICKNESS	1.2 MILLIMETERS NOMINAL MM
SURFACE TREATMENT	PASSIVATE OVERALL
MATERIAL	STEEL CORROSION RESISTING AND STEEL COMP 420 OVERALL
HOLE DIAMETER	5.1 MILLIMETERS MINIMUM AND 5.3 MILLIMETERS MAXIMUM MM

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

1808398-4Same 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 1808398?

1808398 is a WASHER,LOCK.

What parts can replace 1808398?

There is 1 known substitute for 1808398: 1808398-4. Substitute compatibility should be verified for your specific system.

What is the NSN for 1808398?

1808398 is cataloged in the U.S. Government catalog under NSN 5310-01-285-8579. This indicates validated use in U.S. government and defense supply chains.

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1808398 — WASHER,LOCK

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