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8350531 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8350531: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, hole_diameter: 0.312 INCHES NOMINAL IN, recess_diameter: 0.460 INCHES NOMINAL IN, outside_diameter: 2.000 INCHES NOMINAL IN, style_designator: RECESSED, material_thickness: 0.170 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-746-6000, 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
8350531
NSN: 5310-00-746-6000
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hole_diameter0.312 INCHES NOMINAL IN
recess_diameter0.460 INCHES NOMINAL IN
outside_diameter2.000 INCHES NOMINAL IN
style_designatorRECESSED
material_thickness0.170 INCHES NOMINAL IN
material_document_and_classification417 GRADE TB710E3 MIL STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-746-6000
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8350531 · 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: RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: 417 GRADE TB710E3 MIL STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.170 INCHES NOMINAL IN
•
RECESS DIAMETER: 0.460 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
HOLE DIAMETER: 0.312 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORRECESSED
MATERIAL DOCUMENT AND CLASSIFICATION417 GRADE TB710E3 MIL STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.170 INCHES NOMINAL IN
RECESS DIAMETER0.460 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
HOLE DIAMETER0.312 INCHES NOMINAL 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
5310007466000Reference document
Same NSN cross-reference
Reference document — Informative reference only
8357247Reference document
Same NSN cross-reference
Reference document — Secondary 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 8350531?
8350531 is a WASHER,RECESSED.
What parts can replace 8350531?
There are 2 known substitutes for 8350531: 5310007466000, 8357247. Substitute compatibility should be verified for your specific system.
What is the NSN for 8350531?
8350531 is cataloged in the U.S. Government catalog under NSN 5310-00-746-6000. 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.