The Bearing,sleeve, cataloged under National Stock Number 3120-00-360-1702, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-360-1702 |
| Primary Part Number | M81934/1-12A040 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 125.0 MICROINCHES RIGHT END SURFACE OF BODY |
| Surface Finish | 63.0 MICROINCHES LEFT END SURFACE OF BODY |
| Corner Shape | SQUARE ALL CORNERS |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTER LAYER |
| Body Outside Diameter | 0.9388 INCHES MINIMUM AND 0.9398 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | QQ-A-200/11 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/9 MIL SPEC 2ND MATERIAL RESPONSE OUTER LAYER |
| Body Inside Diameter | 0.7505 INCHES MINIMUM AND 0.7515 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OUTER LAYER |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER |
| Material | ALUMINUM ALLOY 7075 OUTER LAYER |
| 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 |
|---|---|
| 06-311-12-040 | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA) |
| AT12A040 | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| NH12A040 | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| M81934/1-12A040 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS81934/1 | 5/9 Secondary reference Sae International Dba Sae International |
| AS81934/1 | 5/9 Secondary reference U.S. Government activity |
| 26137-1 | 5/2 Secondary reference U.S. Government activity |
| SAE-AS81934/1 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 101-0112-040 | 5/9 Secondary reference Rexnord Industries, Llc Div Aerosspace Bearing Operation |
| MIL-B-8943 | 5/9 Secondary reference U.S. Government activity |
| M81934/1-12A040 | 5/9 Secondary reference U.S. Government activity |
| MS21240-12A040 | 5/9 Secondary reference U.S. Government activity |
| KDJ12A040-240 | 5/2 Secondary reference U.S. Government activity |
NSN 3120-00-360-1702 is a Bearing,sleeve, manufactured by Sae International Dba Sae International, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-360-1702 has 4 manufacturer part numbers on file: 06-311-12-040 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), AT12A040 (New Hampshire Ball Bearings Inc Div Astro Division), NH12A040 (New Hampshire Ball Bearings Inc Div Astro Division), M81934/1-12A040 (Sae International Dba Sae International).
3 possible matches (shared part number, not a government interchangeability claim): 3120-01-030-9377, 1075-01-458-3592, 3120-01-468-0062. Verify interchangeability with system specifications before substitution.
Key specifications for M81934/1-12A040: Surface Finish: 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY; Surface Finish: 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY; Surface Finish: 125.0 MICROINCHES RIGHT END SURFACE OF BODY; Surface Finish: 63.0 MICROINCHES LEFT END SURFACE OF BODY. 13 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.