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129B746-4 — SEAL,OIL GEARCASE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

129B746-4: SEAL,OIL GEARCASE.

The SEAL,OIL GEARCASE is a the manufacturer industrial component. Key specifications include end_item_identification: STEAM TURBINE,SHIPS PROPULSION SYSTEM. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-872-6353, 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
129B746-4
NSN: 5330-00-872-6353
FSC: 5330 — Packing and Gasket Materials
CAGE: 01289 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
end_item_identificationSTEAM TURBINE,SHIPS PROPULSION SYSTEM
NSN5330-00-872-6353
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 129B746-4 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONSTEAM TURBINE,SHIPS PROPULSION SYSTEM
SUBSTITUTES & CROSS-REFERENCES 4
1298746PC4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1298746-4Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
129B746PC4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
B3177027PC4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 129B746-4?
129B746-4 is a SEAL,OIL GEARCASE.
What parts can replace 129B746-4?
There are 4 known substitutes for 129B746-4: 1298746PC4, 1298746-4, 129B746PC4 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 129B746-4?
129B746-4 is cataloged in the U.S. Government catalog under NSN 5330-00-872-6353. This indicates validated use in U.S. government and defense supply chains.
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