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78860 ITEM 10 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

78860 ITEM 10: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-138-5255, 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
78860 ITEM 10
NSN: 5330-01-138-5255
FSC: 5330 — Packing and Gasket Materials
CAGE: 09790 — EATON AEROSPACE LLC DBA STERER ENGINEERING DIV VALVE & ACTUATOR (USA)
SPECIFICATIONS
Part Number78860 ITEM 10
NSN5330-01-138-5255
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 78860 ITEM 10 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 2
78950 ITEM 10Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
78863Same 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 78860 ITEM 10?
78860 ITEM 10 is a SEAL,PLAIN ENCASED.
What parts can replace 78860 ITEM 10?
There are 2 known substitutes for 78860 ITEM 10: 78950 ITEM 10, 78863. Substitute compatibility should be verified for your specific system.
What is the NSN for 78860 ITEM 10?
78860 ITEM 10 is cataloged in the U.S. Government catalog under NSN 5330-01-138-5255. This indicates validated use in U.S. government and defense supply chains.
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