The Bearing,roller,airframe, cataloged under National Stock Number 3110-00-183-9792, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rexnord Industries, Llc Div Aerosspace Bearing Operation. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-183-9792 |
| Primary Part Number | DAS12-42BQ |
| Item Name | Bearing,roller,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rexnord Industries, Llc Div Aerosspace Bearing Operation |
| Status | ACTIVE |
| Lubrication Material | GREASE |
| Outer Ring Width | 1.2500 INCHES NOMINAL IN |
| Shield Quantity | 2 |
| Style Designator | CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING |
| Overall Outside Diameter | 2.6250 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Bore Diameter | 0.7495 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL RETAINER |
| Material | STEEL ROLLER |
| Material | STEEL SLEEVE |
| Material | STEEL CORROSION RESISTING SHIELD |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 2.0000 INCHES NOMINAL IN |
| 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 |
|---|---|
| DAS12-42BQ PRIMARY | Rexnord Industries, Llc Div Aerosspace Bearing Operation (USA) |
| DAS12-42B PRIMARY | Rexnord Industries, Llc Div Aerosspace Bearing Operation (USA) |
| Reference | Meaning |
|---|---|
| AB12ANG25 | 5/9 Secondary reference Rexnord Industries, Llc Div Aerosspace Bearing Operation |
| AB12 | 5/9 Secondary reference Rexnord Industries, Llc Div Aerosspace Bearing Operation |
NSN 3110-00-183-9792 is a Bearing,roller,airframe, manufactured by Rexnord Industries, Llc Div Aerosspace Bearing Operation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-183-9792 has 2 manufacturer part numbers on file: DAS12-42BQ (Rexnord Industries, Llc Div Aerosspace Bearing Operation), DAS12-42B (Rexnord Industries, Llc Div Aerosspace Bearing Operation).
2 possible matches (shared part number, not a government interchangeability claim): 6625-00-643-2623, 3120-00-661-7086. Verify interchangeability with system specifications before substitution.
Key specifications for DAS12-42BQ: Lubrication Material: GREASE; Outer Ring Width: 1.2500 INCHES NOMINAL IN; Shield Quantity: 2; Style Designator: CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING. 15 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.