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634A785 PIECE 1 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

634A785 PIECE 1: GASKET.

The GASKET is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-235-6288, 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
634A785 PIECE 1
NSN: 5330-01-235-6288
FSC: 5330 — Packing and Gasket Materials
CAGE: 01289 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
Part Number634A785 PIECE 1
NSN5330-01-235-6288
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 634A785 PIECE 1 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
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 3
165A986CY1Reference document
Same NSN cross-reference
Reference document — Secondary reference
165A986CYReference document
Same NSN cross-reference
Reference document — Secondary reference
7469E23 PIECE 51Same 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
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FREQUENTLY ASKED QUESTIONS
What is 634A785 PIECE 1?
634A785 PIECE 1 is a GASKET.
What parts can replace 634A785 PIECE 1?
There are 3 known substitutes for 634A785 PIECE 1: 165A986CY1, 165A986CY, 7469E23 PIECE 51. Substitute compatibility should be verified for your specific system.
What is the NSN for 634A785 PIECE 1?
634A785 PIECE 1 is cataloged in the U.S. Government catalog under NSN 5330-01-235-6288. This indicates validated use in U.S. government and defense supply chains.
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