The Bearing,roller,airframe, cataloged under National Stock Number 3110-00-293-9070, 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 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-293-9070 |
| Primary Part Number | DAS12-30A1-503 |
| Item Name | Bearing,roller,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rexnord Industries, Llc Div Aerosspace Bearing Operation |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.9690 INCHES NOMINAL IN |
| Style Designator | CONCAVE ROLLERS, DOUBLE CLOSURE, SELF ALIGNING |
| Overall Outside Diameter | 1.8750 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Seal Quantity | 2 |
| Bore Diameter | 0.7500 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL RETAINER |
| Material | STEEL ROLLER |
| Material | GLASS FIBER SEAL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 1.0000 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 |
|---|---|
| DAS12-30A1-503 PRIMARY | Rexnord Industries, Llc Div Aerosspace Bearing Operation (USA) |
| Reference | Meaning |
|---|---|
| YD130 | 5/9 Secondary reference Rexnord Industries, Llc Div Aerosspace Bearing Operation |
| DAS12-30A1-503 | 5/9 Secondary reference I.s.o. Roulements |
NSN 3110-00-293-9070 is a Bearing,roller,airframe, manufactured by Rexnord Industries, Llc Div Aerosspace Bearing Operation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-293-9070 has 1 manufacturer part number on file: DAS12-30A1-503 (Rexnord Industries, Llc Div Aerosspace Bearing Operation).
Key specifications for DAS12-30A1-503: Retainer Fabrication Method: MACHINED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.9690 INCHES NOMINAL IN. 16 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.