The Bearing,ball,linear Motion, cataloged under National Stock Number 3110-00-799-0612, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Thomas Industries Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-799-0612 |
| Primary Part Number | INST258SS |
| Item Name | Bearing,ball,linear Motion |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Thomas Industries Inc |
| Status | CANCELLED |
| Working Bore Diameter | 0.1247 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN |
| Outside Diameter | 0.3121 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN |
| Material | COPPER ALLOY RETAINER |
| Material | STEEL BALL |
| Material | STEEL SLEEVE |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| INST258SS | Thomas Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 3110007990612 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| SM-C-805990-1 | 5/2 Secondary reference U.S. Government activity |
| INST258SS | 5/2 Secondary reference U.S. Government activity |
| 8438301 | 7/2 Vendor item drawing reference Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| 3585A | 3/2 Design control — primary reference U.S. Government activity |
| 534500-1 | 5/2 Secondary reference U.S. Government activity |
NSN 3110-00-799-0612 is a Bearing,ball,linear Motion, manufactured by Thomas Industries Inc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: cancelled.
NSN 3110-00-799-0612 has 1 manufacturer part number on file: INST258SS (Thomas Industries Inc).
4 possible matches (shared part number, not a government interchangeability claim): 6625-01-118-9963, 4931-01-219-1763, 4820-01-475-5596. Verify interchangeability with system specifications before substitution.
Key specifications for INST258SS: Working Bore Diameter: 0.1247 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN; Overall Length: 0.4850 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN; Outside Diameter: 0.3121 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN; Material: COPPER ALLOY RETAINER. 5 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.
NSN 3110-00-799-0612 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.