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Technical Data Sheet
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8500100 — SPRING,HELICAL,EXTENSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8500100: SPRING,HELICAL,EXTENSION.

The SPRING,HELICAL,EXTENSION is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-179-4090, 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
8500100
NSN: 5340-01-179-4090
NIINs: 011794090, 012300542, 015834908
FSC: 5340 — Hardware, Commercial
CAGE: S4524 — ALLHA BO (SWE)
SPECIFICATIONS
Part Number8500100
NSN5340-01-179-4090
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8500100 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 3
59314146-601Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
94712-991Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
455-0036Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 8500100?
8500100 is a SPRING,HELICAL,EXTENSION.
What parts can replace 8500100?
There are 3 known substitutes for 8500100: 59314146-601, 94712-991, 455-0036. Substitute compatibility should be verified for your specific system.
What is the NSN for 8500100?
8500100 is cataloged in the U.S. Government catalog under NSN 5340-01-179-4090. This indicates validated use in U.S. government and defense supply chains.
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