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A6R — BEARING,ROLLER,AIRFRAME

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

A6R: BEARING,ROLLER,AIRFRAME.

The BEARING,ROLLER,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 OVERALL, bore_diameter: 0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN, inner_ring_width: 1.1820 INCHES MINIMUM AND 1.1870 INCHES MAXIMUM IN, outer_ring_width: 0.8390 INCHES MINIMUM AND 0.8440 INCHES MAXIMUM IN, style_designator: CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-202-7724, 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
A6R
NSN: 3110-01-202-7724
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 77896 — REXNORD INDUSTRIES, LLC DIV AEROSSPACE BEARING OPERATION (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OVERALL
bore_diameter0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
inner_ring_width1.1820 INCHES MINIMUM AND 1.1870 INCHES MAXIMUM IN
outer_ring_width0.8390 INCHES MINIMUM AND 0.8440 INCHES MAXIMUM IN
style_designatorCONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING
surface_treatmentCADMIUM OVERALL
end_item_identificationC18A ACFT
overall_outside_diameter1.5620 INCHES MINIMUM AND 1.5625 INCHES MAXIMUM IN
NSN3110-01-202-7724
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A6R · 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
•
OUTER RING WIDTH: 0.8390 INCHES MINIMUM AND 0.8440 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING
•
OVERALL OUTSIDE DIAMETER: 1.5620 INCHES MINIMUM AND 1.5625 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
BORE DIAMETER: 0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP E52100 OVERALL
•
INNER RING WIDTH: 1.1820 INCHES MINIMUM AND 1.1870 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OUTER RING WIDTH0.8390 INCHES MINIMUM AND 0.8440 INCHES MAXIMUM IN
STYLE DESIGNATORCONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING
OVERALL OUTSIDE DIAMETER1.5620 INCHES MINIMUM AND 1.5625 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
END ITEM IDENTIFICATIONC18A ACFT
BORE DIAMETER0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
MATERIALSTEEL COMP E52100 OVERALL
INNER RING WIDTH1.1820 INCHES MINIMUM AND 1.1870 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 5
MS28914-6CReference document
Same NSN cross-reference
Reference document — Design control — primary reference
BACB10C85RReference document
Same NSN cross-reference
Reference document — Secondary reference
DAS6-25B-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS28914Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS8914Reference 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 A6R?
A6R is a BEARING,ROLLER,AIRFRAME.
What parts can replace A6R?
There are 5 known substitutes for A6R: MS28914-6C, BACB10C85R, DAS6-25B-7 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A6R?
A6R is cataloged in the U.S. Government catalog under NSN 3110-01-202-7724. 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.