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71X8379 ✓ 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

The SEAL,CRANKSHAFT is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-929-8196, 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
71X8379
NSN: 5330-00-929-8196
FSC: 5330
CAGE: 73680 — GARLOCK SEALING TECHNOLOGIES LLC DBA GARLOCK SEALING TECHNOLOGIES LLC (USA)
SPECIFICATIONS
general_characteristics_item_description1.189 MIN,1.193 MAX IN. DIA FOR 1.186 MIN,1.188 MAX IN. DIA BORE,0.666 MIN,0.669 MAX IN. DIA SHAFT,0.115 IN. H 1ST END,0.095 IN. H 2ND END IN
NSN5330-00-929-8196
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 71X8379 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 1.189 MIN,1.193 MAX IN. DIA FOR 1.186 MIN,1.188 MAX IN. DIA BORE,0.666 MIN,0.669 MAX IN. DIA SHAFT,0.115 IN. H 1ST END,0.095 IN. H 2ND END IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTION1.189 MIN,1.193 MAX IN. DIA FOR 1.186 MIN,1.188 MAX IN. DIA BORE,0.666 MIN,0.669 MAX IN. DIA SHAFT,0.115 IN. H 1ST END,0.095 IN. H 2ND END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
1F4503Interchangeable
interchangeable cross-reference
interchangeable
B108Interchangeable
interchangeable cross-reference
interchangeable
NGA7087Interchangeable
interchangeable cross-reference
interchangeable
927365Interchangeable
interchangeable cross-reference
interchangeable
11M51Interchangeable
interchangeable cross-reference
interchangeable
8378785Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 71X8379?
71X8379 is a SEAL,CRANKSHAFT.
What parts can replace 71X8379?
There are 9 known substitutes for 71X8379: 1F4503, B108, NGA7087 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 71X8379?
71X8379 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-929-8196. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026