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133693-1 — SEAT,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

133693-1: SEAT,BEARING.

The SEAT,BEARING is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, overall_width: 1.200 INCHES NOMINAL IN, outside_diameter: 6.400 INCHES NOMINAL IN, special_features: SIX STAINLESS INSERTS.FINISH:CHEM FILM PER AMS-C-5541,CL1A, style_designator: FLAT RACE SURFACE, end_item_identification: NSN:5985-01-590-0160. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-651-6440, 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
133693-1
NSN: 3110-01-651-6440
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 54547 — ROTATING PRECISION MECHANISMS, INC. DBA ROTATING PRECISION MECHANISMS INC (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
overall_width1.200 INCHES NOMINAL IN
outside_diameter6.400 INCHES NOMINAL IN
special_featuresSIX STAINLESS INSERTS.FINISH:CHEM FILM PER AMS-C-5541,CL1A
style_designatorFLAT RACE SURFACE
end_item_identificationNSN:5985-01-590-0160
part_name_assigned_by_controlling_agencyRETAINER,BEARING,INNER
NSN3110-01-651-6440
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 133693-1 · 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
•
OUTSIDE DIAMETER: 6.400 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT RACE SURFACE
OVERALL WIDTH1.200 INCHES NOMINAL IN
OUTSIDE DIAMETER6.400 INCHES NOMINAL IN
SPECIAL FEATURESSIX STAINLESS INSERTS.FINISH:CHEM FILM PER AMS-C-5541,CL1A
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINER,BEARING,INNER
END ITEM IDENTIFICATIONNSN:5985-01-590-0160
MATERIALALUMINUM 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

No substitute or cross-reference records for this part.

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 133693-1?
133693-1 is a SEAT,BEARING.
What is the NSN for 133693-1?
133693-1 is cataloged in the U.S. Government catalog under NSN 3110-01-651-6440. 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.