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03-605904 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

03-605904: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: PLASTIC POLYAMIDE NYLON, design_type: SPLIT, end_diameter: 0.9850 INCHES NOMINAL IN, bore_diameter: 0.8600 INCHES NOMINAL IN, overall_height: 0.4380 INCHES NOMINAL IN, style_designator: SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-761-7461, 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
03-605904
NSN: 5340-00-761-7461
FSC: 5340 — Hardware, Commercial
CAGE: 16662 — LIFT PARTS MFG CO INC DIV OF ECHLIN MFG CO THE (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON
design_typeSPLIT
end_diameter0.9850 INCHES NOMINAL IN
bore_diameter0.8600 INCHES NOMINAL IN
overall_height0.4380 INCHES NOMINAL IN
style_designatorSEAT
first_step_diameter1.3750 INCHES NOMINAL IN
distance_from_end_to_first_step0.3250 INCHES NOMINAL IN
NSN5340-00-761-7461
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 03-605904 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
•
FIRST STEP DIAMETER: 1.3750 INCHES NOMINAL IN
•
END DIAMETER: 0.9850 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.3250 INCHES NOMINAL IN
•
DESIGN TYPE: SPLIT
•
STYLE DESIGNATOR: SEAT
•
BORE DIAMETER: 0.8600 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.4380 INCHES NOMINAL IN
FIRST STEP DIAMETER1.3750 INCHES NOMINAL IN
END DIAMETER0.9850 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP0.3250 INCHES NOMINAL IN
DESIGN TYPESPLIT
STYLE DESIGNATORSEAT
BORE DIAMETER0.8600 INCHES NOMINAL IN
MATERIALPLASTIC POLYAMIDE NYLON
SUBSTITUTES & CROSS-REFERENCES 3
028291Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
062967Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7617461Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 03-605904?
03-605904 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 03-605904?
There are 3 known substitutes for 03-605904: 028291, 062967, 7617461. Substitute compatibility should be verified for your specific system.
What is the NSN for 03-605904?
03-605904 is cataloged in the U.S. Government catalog under NSN 5340-00-761-7461. This indicates validated use in U.S. government and defense supply chains.
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