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Technical Data Sheet

X2373 W/X2478 — MECHANICAL SHAFT SE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

X2373 W/X2478: MECHANICAL SHAFT SE.

The MECHANICAL SHAFT SE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-00-758-1192, 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
X2373 W/X2478
NSN: 5330-00-758-1192
FSC: 5330 — Packing and Gasket Materials
CAGE: 64392 — WEIL PUMP CO INC (USA)
SPECIFICATIONS
Part NumberX2373 W/X2478
NSN5330-00-758-1192
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: X2373 W/X2478 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 6
X2373Reference document
Same NSN cross-reference
Reference document — Secondary reference
NSP-00302 XF9110151(316)Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A1770-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
BP271Reference document
Same NSN cross-reference
Reference document — Secondary reference
CF-SP-79659 XF911O151(316)Reference document
Same NSN cross-reference
Reference document — Secondary reference
FSP8465Reference 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 X2373 W/X2478?
X2373 W/X2478 is a MECHANICAL SHAFT SE.
What parts can replace X2373 W/X2478?
There are 6 known substitutes for X2373 W/X2478: X2373, NSP-00302 XF9110151(316), A1770-8 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for X2373 W/X2478?
X2373 W/X2478 is cataloged in the U.S. Government catalog under NSN 5330-00-758-1192. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.