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331307 — DIAPHRAGM,PUMP,SPECIAL SHAPED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

331307: DIAPHRAGM,PUMP,SPECIAL SHAPED.

The DIAPHRAGM,PUMP,SPECIAL SHAPED is a the manufacturer industrial component. Key specifications include end_item_identification: E/I NSN 2805-01-464-1581. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-104-1997, 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
331307
NSN: 5310-01-104-1997
NIINs: 011041997, 014643281
FSC: 5310 — Nuts and Washers
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
end_item_identificationE/I NSN 2805-01-464-1581
NSN5310-01-104-1997
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 331307 · 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 331307?
331307 is a DIAPHRAGM,PUMP,SPECIAL SHAPED.
What is the NSN for 331307?
331307 is cataloged in the U.S. Government catalog under NSN 5310-01-104-1997. 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.