NSN 3110-01-658-2391 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-658-2391. Manufacturer of record part number: WJ-323820.
The Retainer and Rollers,bearing, cataloged under National Stock Number 3110-01-658-2391, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Aerospace, Inc Dba Torrington Product. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 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
3110-01-658-2391
Primary Part Number
WJ-323820
Item Name
Retainer and Rollers,bearing
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
Timken Aerospace, Inc Dba Torrington Product
Status
ACTIVE
Retainer Fabrication Method
PRESSED
Style Designator
RETAINER AND NEEDLE ROLLERS
Outside Diameter
2.3763 INCHES MINIMUM AND 2.3770 INCHES MAXIMUM IN
Bore Diameter
1.9995 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
Jtekt Bearings North America Llc Div Kbna - Ord 1 (USA)
No interchangeability data on file.
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 3110-01-658-2391?
NSN 3110-01-658-2391 is a Retainer and Rollers,bearing, manufactured by Timken Aerospace, Inc Dba Torrington Product, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-01-658-2391?
NSN 3110-01-658-2391 has 3 manufacturer part numbers on file: WJ-323820 (Timken Aerospace, Inc Dba Torrington Product), 11669550 (U S Army Tank Automotive Command Amsta-Im-Mm), WJ-323820 (Jtekt Bearings North America Llc Div Kbna - Ord 1).
What are the specifications of WJ-323820?
Key specifications for WJ-323820: Retainer Fabrication Method: PRESSED; Style Designator: RETAINER AND NEEDLE ROLLERS; Overall Width: 1.2350 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN; Outside Diameter: 2.3763 INCHES MINIMUM AND 2.3770 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 3110-01-658-2391 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.
What is the DEMIL code for NSN 3110-01-658-2391?
NSN 3110-01-658-2391 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.