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WA400098 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

WA400098: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.440 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN, outside_diameter: 0.682 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN, material_thickness: 0.032 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-362-7103, 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
WA400098
NSN: 5310-00-362-7103
FSC: 5310 — Nuts and Washers
CAGE: 01843 — AMBAC INTERNATIONAL CORPORATION DIV AMBAC INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.440 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN
outside_diameter0.682 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN
material_thickness0.032 INCHES NOMINAL IN
NSN5310-00-362-7103
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: WA400098 · 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
•
OUTSIDE DIAMETER: 0.682 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.032 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.440 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.682 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN
MATERIAL THICKNESS0.032 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.440 INCHES MINIMUM AND 0.442 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 1
WA7919Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WA400098?
WA400098 is a WASHER,SPRING TENSION.
What parts can replace WA400098?
There is 1 known substitute for WA400098: WA7919. Substitute compatibility should be verified for your specific system.
What is the NSN for WA400098?
WA400098 is cataloged in the U.S. Government catalog under NSN 5310-00-362-7103. 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.