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3974847 ✓ 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 GEAR ACCESSORY,SPEC is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1005 OR STEEL COMP 1020 CASE, case_style: RECESSED, seal_width: 0.515 INCHES NOMINAL IN, housing_bore_diameter: 3.938 INCHES NOMINAL IN, sealing_element_style: ANGULAR-OPPOSED, accommodated_shaft_diameter: 2.844 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-025-9884, 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
3974847
NSN: 5330-01-025-9884
FSC: 5330
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1005 OR STEEL COMP 1020 CASE
case_styleRECESSED
seal_width0.515 INCHES NOMINAL IN
housing_bore_diameter3.938 INCHES NOMINAL IN
sealing_element_styleANGULAR-OPPOSED
accommodated_shaft_diameter2.844 INCHES NOMINAL IN
NSN5330-01-025-9884
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3974847 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
•
CASE STYLE: RECESSED
•
ACCOMMODATED SHAFT DIAMETER: 2.844 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR-OPPOSED
•
MATERIAL: STEEL COMP 1005 OR STEEL COMP 1020 CASE
•
HOUSING BORE DIAMETER: 3.938 INCHES NOMINAL IN
•
SEAL WIDTH: 0.515 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CASE STYLERECESSED
ACCOMMODATED SHAFT DIAMETER2.844 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR-OPPOSED
MATERIALSTEEL COMP 1005 OR STEEL COMP 1020 CASE
HOUSING BORE DIAMETER3.938 INCHES NOMINAL IN
SEAL WIDTH0.515 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
713792Interchangeable
interchangeable cross-reference
interchangeable
201KPPFS10122Interchangeable
interchangeable cross-reference
interchangeable
1201RRANG15Interchangeable
interchangeable cross-reference
interchangeable
28426Interchangeable
interchangeable cross-reference
interchangeable
CA668Interchangeable
interchangeable cross-reference
interchangeable
28461Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3974847?
3974847 is a GEAR ACCESSORY,SPEC.
What parts can replace 3974847?
There are 15 known substitutes for 3974847: 713792, 201KPPFS10122, 1201RRANG15 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3974847?
3974847 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-025-9884. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026