PartsTable
Technical Data Sheet
11606 ITEM 4621 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

SEAT,HELICAL COMPRESSION SPRING. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-235-1957, 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
11606 ITEM 4621
NSN: 5340-01-235-1957
FSC: 5340
CAGE: 71342 — IMI CASH VALVE INC (USA)
SPECIFICATIONS
Part Number11606 ITEM 4621
NSN5340-01-235-1957
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11606 ITEM 4621 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
462-1Interchangeable
interchangeable cross-reference
interchangeable
2200978Interchangeable
interchangeable cross-reference
interchangeable
GA51429Interchangeable
interchangeable cross-reference
interchangeable
2837468Interchangeable
interchangeable cross-reference
interchangeable
4621-00Interchangeable
interchangeable cross-reference
interchangeable
0960-0053Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11606 ITEM 4621?
11606 ITEM 4621 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 11606 ITEM 4621?
There are 8 known substitutes for 11606 ITEM 4621: 462-1, 2200978, GA51429 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11606 ITEM 4621?
11606 ITEM 4621 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-235-1957. This indicates validated use in U.S. government and defense supply chains.
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