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194978 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

194978: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, design_type: SOLID, style_designator: SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-420-8604, 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
194978
NSN: 5340-00-420-8604
FSC: 5340 — Hardware, Commercial
CAGE: 89926 — NEW HOLLAND CONSTRUCTION (USA)
SPECIFICATIONS
materialSTEEL
design_typeSOLID
style_designatorSEAT
NSN5340-00-420-8604
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 194978 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
KEY FEATURES
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 5
17BV71Reference document
Same NSN cross-reference
Reference document — Secondary reference
9033604Reference document
Same NSN cross-reference
Reference document — Secondary reference
L32331Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
72000Reference document
Same NSN cross-reference
Reference document — Secondary reference
6B243019Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 194978?
194978 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 194978?
There are 5 known substitutes for 194978: 17BV71, 9033604, L32331 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 194978?
194978 is cataloged in the U.S. Government catalog under NSN 5340-00-420-8604. This indicates validated use in U.S. government and defense supply chains.
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