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AM1263 — BEARING ASSEMBLY,SPHERICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

AM1263: BEARING ASSEMBLY,SPHERICAL.

The BEARING ASSEMBLY,SPHERICAL is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3110-00-893-0891, 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
AM1263
NSN: 3110-00-893-0891
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 15860 — NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION (USA)
SPECIFICATIONS
Part NumberAM1263
NSN3110-00-893-0891
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: AM1263 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY,BEARING RINGS AND SPACER,PLASTIC,POLYTETRAFLUOROETHYLENE LINER,DIM.,12.630 IN. MIN,12.632 IN. MAX OD RING,12.620 IN. MIN,12.628 IN. MAX OD SPACER,12.3701 IN. MIN,12.3724 IN. MAXID,1.994 IN. MIN,2.004 IN. MAX O/A W,0.748 IN. MIN,0.750 IN. MAX RING W,0.500 IN. NOM SPACER W,BEARING CONSISTS OF TWO MATCHED RINGS SEPARATED BY ONE ALUMINUM SPACER,ALL THREE PARTS OF MATCHED UNIT MARKED W/COMMON SERIAL NO. IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY,BEARING RINGS AND SPACER,PLASTIC,POLYTETRAFLUOROETHYLENE LINER,DIM.,12.630 IN. MIN,12.632 IN. MAX OD RING,12.620 IN. MIN,12.628 IN. MAX OD SPACER,12.3701 IN. MIN,12.3724 IN. MAXID,1.994 IN. MIN,2.004 IN. MAX O/A W,0.748 IN. MIN,0.750 IN. MAX RING W,0.500 IN. NOM SPACER W,BEARING CONSISTS OF TWO MATCHED RINGS SEPARATED BY ONE ALUMINUM SPACER,ALL THREE PARTS OF MATCHED UNIT MARKED W/COMMON SERIAL NO. IN
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 1
114RS313-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 AM1263?
AM1263 is a BEARING ASSEMBLY,SPHERICAL.
What parts can replace AM1263?
There is 1 known substitute for AM1263: 114RS313-1. Substitute compatibility should be verified for your specific system.
What is the NSN for AM1263?
AM1263 is cataloged in the U.S. Government catalog under NSN 3110-00-893-0891. 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.