Style Designator: NON-SEPARABLE, WITH ROLLER RETAINER, CLOSED END, DRAWN SHELLNON-SEPARABLE, WITH ROLLER RETAINER, CLOSED END, DRAWN SHELL
Overall Outside Diameter: 24.00 MILLIMETERS NOMINAL24.00 MILLIMETERS NOMINAL MM
Alignment Type: RIGIDRIGID
Standard Tolerance Designation: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGSAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
Bore Diameter: 18.00 MILLIMETERS NOMINAL18.00 MILLIMETERS NOMINAL MM
Identification
NSN: 3110-01-143-6743
NIIN: 011436743
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
General Description
The Bearing,roller,needle, cataloged under National Stock Number 3110-01-143-6743, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3110-01-143-6743
Item Name
Bearing,roller,needle
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Status
ACTIVE
Retainer Fabrication Method
PRESSED
Surface Finish
GROUNDGROUND
Style Designator
NON-SEPARABLE, WITH ROLLER RETAINER, CLOSED END, DRAWN SHELLNON-SEPARABLE, WITH ROLLER RETAINER, CLOSED END, DRAWN SHELL
Overall Outside Diameter
24.00 MILLIMETERS NOMINAL24.00 MILLIMETERS NOMINAL MM
Alignment Type
RIGIDRIGID
Standard Tolerance Designation
AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGSAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
Bore Diameter
18.00 MILLIMETERS NOMINAL18.00 MILLIMETERS NOMINAL MM
Material
STEEL OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
4041.218
5/9Secondary reference
Schenck Usa Corp. Dba Schenck Usa Corp
BK1812 AS1
3/9Design control — primary reference
Ina Bearing Co Inc
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 3110-01-143-6743?
NSN 3110-01-143-6743 is a Bearing,roller,needle, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What are the specifications of 3110-01-143-6743?
Key specifications for 3110-01-143-6743: Retainer Fabrication Method: PRESSED; Surface Finish: GROUNDGROUND; Style Designator: NON-SEPARABLE, WITH ROLLER RETAINER, CLOSED END, DRAWN SHELLNON-SEPARABLE, WITH ROLLER RETAINER, CLOSED END, DRAWN SHELL; Overall Width: 12.00 MILLIMETERS NOMINAL12.00 MILLIMETERS NOMINAL MM. 8 specifications are documented in the U.S. Government catalog.
Is NSN 3110-01-143-6743 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.