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1254081 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1254081: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hole_diameter: 3.2 MILLIMETERS NOMINAL MM, outside_diameter: 6.0 MILLIMETERS MAXIMUM MM, special_features: DESIGNED FOR M3 SCREWS, style_designator: FLAT EXTERNAL TEETH, material_thickness: 1.2 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-663-8205, 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
1254081
NSN: 5310-01-663-8205
FSC: 5310 — Nuts and Washers
CAGE: 1CJ86 — BOSSARD INTL INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hole_diameter3.2 MILLIMETERS NOMINAL MM
outside_diameter6.0 MILLIMETERS MAXIMUM MM
special_featuresDESIGNED FOR M3 SCREWS
style_designatorFLAT EXTERNAL TEETH
material_thickness1.2 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencyWASHER, LOCK
NSN5310-01-663-8205
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1254081 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: FLAT EXTERNAL TEETH
•
OUTSIDE DIAMETER: 6.0 MILLIMETERS MAXIMUM MM
•
MATERIAL THICKNESS: 1.2 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
HOLE DIAMETER: 3.2 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT EXTERNAL TEETH
OUTSIDE DIAMETER6.0 MILLIMETERS MAXIMUM MM
MATERIAL THICKNESS1.2 MILLIMETERS NOMINAL MM
SPECIAL FEATURESDESIGNED FOR M3 SCREWS
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, LOCK
MATERIALSTEEL CORROSION RESISTING OVERALL
HOLE DIAMETER3.2 MILLIMETERS NOMINAL 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
8057008Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 1254081?
1254081 is a WASHER,LOCK.
What parts can replace 1254081?
There is 1 known substitute for 1254081: 8057008. Substitute compatibility should be verified for your specific system.
What is the NSN for 1254081?
1254081 is cataloged in the U.S. Government catalog under NSN 5310-01-663-8205. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.