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Technical Data Sheet
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BM 118 — SEAL ASSEMBLY,SHAFT,SPRING LOADE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

BM 118: SEAL ASSEMBLY,SHAFT,SPRING LOADE.

SEAL ASSEMBLY,SHAFT,SPRING LOADE. This part is cataloged in the U.S. Government catalog under NSN 5330-01-194-4595, 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
BM 118
NSN: 5330-01-194-4595
NIINs: 011944595, 012050463
FSC: 5330 — Packing and Gasket Materials
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
Part NumberBM 118
NSN5330-01-194-4595
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BM 118 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 2
C-F-SP-74763-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
PL999D659 PIECE 26RSame 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 BM 118?
BM 118 is a SEAL ASSEMBLY,SHAFT,SPRING LOADE.
What parts can replace BM 118?
There are 2 known substitutes for BM 118: C-F-SP-74763-1, PL999D659 PIECE 26R. Substitute compatibility should be verified for your specific system.
What is the NSN for BM 118?
BM 118 is cataloged in the U.S. Government catalog under NSN 5330-01-194-4595. This indicates validated use in U.S. government and defense supply chains.
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