The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-421-4793, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Federal-Mogul Corp Government Sales Dept. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-421-4793 |
| Primary Part Number | MUS1309TM |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Federal-Mogul Corp Government Sales Dept |
| Status | ACTIVE |
| Internal Fit-Up Designation | STANDARD |
| Locating Feature | NONLOCATING |
| Surface Finish | GROUND |
| Style Designator | SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE |
| Overall Outside Diameter | 100.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.1 |
| Bore Diameter | 40.0 MILLIMETERS NOMINAL MM |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MUS1309TM PRIMARY | Federal-Mogul Corp Government Sales Dept (USA) |
| Reference | Meaning |
|---|---|
| 774199 | 5/9 Secondary reference Clark Equipment Co |
NSN 3110-00-421-4793 is a Bearing,roller,cylindrical, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-421-4793 has 1 manufacturer part number on file: MUS1309TM (Federal-Mogul Corp Government Sales Dept).
1 possible match (shared part number, not a government interchangeability claim): 2520-01-060-8634. Verify interchangeability with system specifications before substitution.
Key specifications for MUS1309TM: Internal Fit-Up Designation: STANDARD; Locating Feature: NONLOCATING; Surface Finish: GROUND; Style Designator: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.