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317165 — SEAT,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

317165: SEAT,BEARING.

The SEAT,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 OVERALL, bore_diameter: 2.1270 INCHES MINIMUM AND 2.1420 INCHES MAXIMUM IN, overall_width: 0.1860 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM IN, outside_diameter: 3.2200 INCHES MINIMUM AND 3.2400 INCHES MAXIMUM IN, style_designator: FLAT RACE SURFACE, material_document_and_classification: 66,AISI/SAE E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-138-9645, 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
317165
NSN: 3110-01-138-9645
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 1UVT5 — BRP US INC (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OVERALL
bore_diameter2.1270 INCHES MINIMUM AND 2.1420 INCHES MAXIMUM IN
overall_width0.1860 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM IN
outside_diameter3.2200 INCHES MINIMUM AND 3.2400 INCHES MAXIMUM IN
style_designatorFLAT RACE SURFACE
material_document_and_classification66,AISI/SAE E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN3110-01-138-9645
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 317165 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: FLAT RACE SURFACE
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,AISI/SAE E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 3.2200 INCHES MINIMUM AND 3.2400 INCHES MAXIMUM IN
•
BORE DIAMETER: 2.1270 INCHES MINIMUM AND 2.1420 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP E52100 OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT RACE SURFACE
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI/SAE E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.1860 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.2200 INCHES MINIMUM AND 3.2400 INCHES MAXIMUM IN
BORE DIAMETER2.1270 INCHES MINIMUM AND 2.1420 INCHES MAXIMUM IN
MATERIALSTEEL COMP E52100 OVERALL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 2
JD45945Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
M2086BHSame 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 317165?
317165 is a SEAT,BEARING.
What parts can replace 317165?
There are 2 known substitutes for 317165: JD45945, M2086BH. Substitute compatibility should be verified for your specific system.
What is the NSN for 317165?
317165 is cataloged in the U.S. Government catalog under NSN 3110-01-138-9645. 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.