PartsTable
Technical Data Sheet
Download PDF

12509758 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12509758: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include end_item_identification: 2320-01-565-3428 CHASSIS,TRUCK, M1140A1, TRUCK,CARRIER VEHICLE; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS), part_name_assigned_by_controlling_agency: SEAL,NONMETALLIC,PSA,ROADSIDE. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-579-6744, 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
12509758
NSN: 5330-01-579-6744
NIINs: 015796744, 015796771
FSC: 5330 — Packing and Gasket Materials
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
end_item_identification2320-01-565-3428 CHASSIS,TRUCK, M1140A1, TRUCK,CARRIER VEHICLE; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS)
part_name_assigned_by_controlling_agencySEAL,NONMETALLIC,PSA,ROADSIDE
NSN5330-01-579-6744
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12509758 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL,NONMETALLIC,PSA,ROADSIDE
END ITEM IDENTIFICATION2320-01-565-3428 CHASSIS,TRUCK, M1140A1, TRUCK,CARRIER VEHICLE; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS)
SUBSTITUTES & CROSS-REFERENCES 1
12509758-001Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 12509758?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 12509758?
12509758 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What parts can replace 12509758?
There is 1 known substitute for 12509758: 12509758-001. Substitute compatibility should be verified for your specific system.
What is the NSN for 12509758?
12509758 is cataloged in the U.S. Government catalog under NSN 5330-01-579-6744. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 12509758

✓ 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.