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N48378 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

N48378: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: COPPER ALLOY 360, design_type: SOLID, material_document_and_classification: ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-144-1808, 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
N48378
NSN: 5340-01-144-1808
FSC: 5340 — Hardware, Commercial
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 360
design_typeSOLID
material_document_and_classificationASTM B16 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-01-144-1808
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N48378 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE
•
MATERIAL: COPPER ALLOY 360
TECHNICAL CHARACTERISTICS
DESIGN TYPESOLID
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B16 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY 360
SUBSTITUTES & CROSS-REFERENCES 2
19881N PIECE 4Reference document
Same NSN cross-reference
Reference document — Secondary reference
48378Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 N48378?
N48378 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace N48378?
There are 2 known substitutes for N48378: 19881N PIECE 4, 48378. Substitute compatibility should be verified for your specific system.
What is the NSN for N48378?
N48378 is cataloged in the U.S. Government catalog under NSN 5340-01-144-1808. This indicates validated use in U.S. government and defense supply chains.
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