NSN 3110-00-293-8975 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-293-8975. Manufacturer of record part number: B3488-3.
Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE CONE
Cone Corner Radius: 0.0625 INCHES MINIMUM AND 0.0781 INCHES MAXIMUM IN
Cone Width: 0.8438 INCHES NOMINAL IN
Standard Tolerance Designation: AFBMA CLASS 2
Bore Diameter: 13.0000 INCHES MINIMUM AND 13.0020 INCHES MAXIMUM IN
Material: STEEL RETAINER
Identification
NSN: 3110-00-293-8975
NIIN: 002938975
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
Primary part number: B3488-3
Manufacturer: Kaydon Corporation Dba Kaydon Corp
General Description
The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-00-293-8975, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Kaydon Corporation Dba Kaydon Corp. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3110-00-293-8975
Primary Part Number
B3488-3
Item Name
Cone and Rollers,tapered Roller
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
Kaydon Corporation Dba Kaydon Corp
Status
ACTIVE
Style Designator
NORMAL ANGLE
Material Document and Classification
66 FED STD SINGLE MATERIAL RESPONSE CONE
Cone Corner Radius
0.0625 INCHES MINIMUM AND 0.0781 INCHES MAXIMUM IN
Cone Width
0.8438 INCHES NOMINAL IN
Standard Tolerance Designation
AFBMA CLASS 2
Bore Diameter
13.0000 INCHES MINIMUM AND 13.0020 INCHES MAXIMUM 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
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1938
BEARING,BALL,AIRFRAME
3110-00-001-4661
CONE AND ROLLERS,TAPERED ROLLER
3110-00-001-4662
CUP,TAPERED ROLLER BEARING
3110-00-001-4689
BEARING,BALL,ANNULAR
3110-00-001-4722
BEARING,BALL,ANNULAR
Frequently Asked Questions
What is NSN 3110-00-293-8975?
NSN 3110-00-293-8975 is a Cone and Rollers,tapered Roller, manufactured by Kaydon Corporation Dba Kaydon Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-00-293-8975?
NSN 3110-00-293-8975 has 2 manufacturer part numbers on file: B3488-3 (Kaydon Corporation Dba Kaydon Corp), XC2256CC (The Timken Corporation).
What are the specifications of B3488-3?
Key specifications for B3488-3: Style Designator: NORMAL ANGLE; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE CONE; Cone Corner Radius: 0.0625 INCHES MINIMUM AND 0.0781 INCHES MAXIMUM IN; Cone Width: 0.8438 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 3110-00-293-8975 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.