PartsTable
Technical Data Sheet
PartsTable / COMPONENT / AS-6
AS-6 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The ATTENUATOR SUBASSEMBLY is a the manufacturer industrial component. Key specifications include bore_diameter: 0.3750 INCHES NOMINAL IN, furnished_items: 4 CONNECTOR PER SET, inner_ring_width: 0.9370 INCHES NOMINAL IN, outer_ring_width: 0.7500 INCHES NOMINAL IN, style_designator: CONCAVE ROLLER, DOUBLE CLOSURE, SELF ALIGNING, bearing_seal_type: CONTACT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-183-9789, 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
AS-6
NSN: 3110-00-183-9789
FSC: 3110
CAGE: 77896 — REXNORD INDUSTRIES, LLC DIV AEROSSPACE BEARING OPERATION (USA)
SPECIFICATIONS
bore_diameter0.3750 INCHES NOMINAL IN
seal_quantity2
furnished_items4 CONNECTOR PER SET
inner_ring_width0.9370 INCHES NOMINAL IN
outer_ring_width0.7500 INCHES NOMINAL IN
style_designatorCONCAVE ROLLER, DOUBLE CLOSURE, SELF ALIGNING
bearing_seal_typeCONTACT
surface_treatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
unit_package_typeCASE
lubrication_materialGREASE
end_item_identificationMICROWAVE RADIO COMMUNICATIONS SYSTEM
overall_outside_diameter1.4375 INCHES NOMINAL IN
NSN3110-00-183-9789
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: AS-6 · 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
•
BORE DIAMETER: 0.3750 INCHES NOMINAL IN
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
•
OUTER RING WIDTH: 0.7500 INCHES NOMINAL IN
•
SEAL QUANTITY: 2
•
LUBRICATION MATERIAL: GREASE
•
INNER RING WIDTH: 0.9370 INCHES NOMINAL IN
•
BEARING SEAL TYPE: CONTACT
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.3750 INCHES NOMINAL IN
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
SPECIAL FEATURES10 DEG SELF ALIGNMENT IN EITHER DIRECTION,LUBRICANT HOLE AND GROOVE IN OUTER RING
OUTER RING WIDTH0.7500 INCHES NOMINAL IN
SEAL QUANTITY2
LUBRICATION MATERIALGREASE
INNER RING WIDTH0.9370 INCHES NOMINAL IN
BEARING SEAL TYPECONTACT
OVERALL OUTSIDE DIAMETER1.4375 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
2551Interchangeable
interchangeable cross-reference
interchangeable
AS-6AInterchangeable
interchangeable cross-reference
interchangeable
GA810BY1Interchangeable
interchangeable cross-reference
interchangeable
AS6Interchangeable
interchangeable cross-reference
interchangeable
AS6MILG3278AInterchangeable
Same NIIN cross-reference
interchangeable
AS6ANG25Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS-6?
AS-6 is a ATTENUATOR SUBASSEMBLY.
What parts can replace AS-6?
There are 7 known substitutes for AS-6: 2551, AS-6A, GA810BY1 and 4 more. Substitute compatibility should be verified for your specific system.
Is AS-6 still available?
AS-6 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026