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Technical Data Sheet
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751321 — 751321

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

751321: 751321.

The 751321 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-00-210-3197, 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
MRO→ MRO_GENERAL→ 751321
NSN: 5330-00-210-3197
NIINs: 002103197, 009479180
FSC: 5330 — Packing and Gasket Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
Part Number751321
NSN5330-00-210-3197
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 751321 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness 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 751321?
751321 is a 751321. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 751321?
751321 is cataloged in the U.S. Government catalog under NSN 5330-00-210-3197. This indicates validated use in U.S. government and defense supply chains.
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