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93412A401 — WASHER,SEAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

93412A401: WASHER,SEAL.

The WASHER,SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, hole_diameter: 0.120 INCHES NOMINAL0.120 INCHES NOMINAL IN, overall_height: 0.052 INCHES MINIMUM AND 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM0.072 INCHES MAXIMUM IN, outside_diameter: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN, special_features: MATERIAL VITON FLUOROELASTOMERMATERIAL VITON FLUOROELASTOMER, style_designator: CONCAVE. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-641-7657, 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
93412A401
NSN: 5310-01-641-7657
FSC: 5310 — Nuts and Washers
CAGE: 52265 — REISS MANUFACTURING, INC. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hole_diameter0.120 INCHES NOMINAL0.120 INCHES NOMINAL IN
overall_height0.052 INCHES MINIMUM AND 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM0.072 INCHES MAXIMUM IN
outside_diameter0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
special_featuresMATERIAL VITON FLUOROELASTOMERMATERIAL VITON FLUOROELASTOMER
style_designatorCONCAVE
part_name_assigned_by_controlling_agencyRUBBER SEALING WASHERRUBBER SEALING WASHER
NSN5310-01-641-7657
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 93412A401 · 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: CONCAVE
•
OUTSIDE DIAMETER: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
•
COLOR: BLACK OVERALL
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
HOLE DIAMETER: 0.120 INCHES NOMINAL0.120 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.052 INCHES MINIMUM AND 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM0.072 INCHES MAXIMUM IN
STYLE DESIGNATORCONCAVE
OUTSIDE DIAMETER0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
COLORBLACK OVERALL
SPECIAL FEATURESMATERIAL VITON FLUOROELASTOMERMATERIAL VITON FLUOROELASTOMER
PART NAME ASSIGNED BY CONTROLLING AGENCYRUBBER SEALING WASHERRUBBER SEALING WASHER
MATERIALRUBBER SYNTHETIC OVERALL
HOLE DIAMETER0.120 INCHES NOMINAL0.120 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 93412A401?
93412A401 is a WASHER,SEAL.
What is the NSN for 93412A401?
93412A401 is cataloged in the U.S. Government catalog under NSN 5310-01-641-7657. 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.