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12287983 — COLLAR,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

12287983: COLLAR,BEARING.

The COLLAR,BEARING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, bore_diameter: 0.3940 INCHES MINIMUM AND 0.3960 INCHES MAXIMUM IN, overall_width: 0.0760 INCHES MINIMUM AND 0.0780 INCHES MAXIMUM IN, outside_diameter: 0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM IN, style_designator: BEARING, material_document_and_classification: MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-109-8091, 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
12287983
NSN: 3110-01-109-8091
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
bore_diameter0.3940 INCHES MINIMUM AND 0.3960 INCHES MAXIMUM IN
overall_width0.0760 INCHES MINIMUM AND 0.0780 INCHES MAXIMUM IN
outside_diameter0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM IN
style_designatorBEARING
material_document_and_classificationMIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3110-01-109-8091
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12287983 · 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: BEARING
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM IN
•
BORE DIAMETER: 0.3940 INCHES MINIMUM AND 0.3960 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORBEARING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.0760 INCHES MINIMUM AND 0.0780 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM IN
BORE DIAMETER0.3940 INCHES MINIMUM AND 0.3960 INCHES MAXIMUM IN
MATERIALPLASTIC POLYAMIDE NYLON 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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12287983?
12287983 is a COLLAR,BEARING.
What is the NSN for 12287983?
12287983 is cataloged in the U.S. Government catalog under NSN 3110-01-109-8091. 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.