The Bearing,roller,airframe, cataloged under National Stock Number 3110-01-294-0377, 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 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-294-0377 |
| Primary Part Number | SA4-14A-41 |
| Item Name | Bearing,roller,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rexnord Industries, Llc Div Aerosspace Bearing Operation |
| Status | ACTIVE |
| Bearing Seal Type | ONE LIP INWARD, ONE LIP OUTWARD |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.3300 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM IN |
| Internal Clearance | 0.0006 INCHES MINIMUM RADIAL AND 0.0014 INCHES MAXIMUM RADIAL IN |
| Surface Treatment Document and Classification | QQ-P-416A,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES A |
| Style Designator | CONCAVE ROLLER, DOUBLE CLOSURE, SELF ALIGNING |
| Material Document and Classification | MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE ROLLER |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SHIELD |
| Material Document and Classification | MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE INNER RACE |
| Material Document and Classification | MIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RACE |
| Overall Outside Diameter | 0.9009 INCHES MINIMUM AND 0.9014 INCHES MAXIMUM IN |
| Alignment Type | SELF-ALIGNING |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Seal Quantity | 2 |
| Bore Diameter | 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Material | STEEL COMP 430 SHIELD |
| Material | STEEL COMP E52100 ROLLER |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAL |
| Material | STEEL COMP E52100 INNER RACE |
| Material | STEEL COMP E52100 OUTER RACE |
| Self-Alignment Location | INTERNAL |
| Lubrication Material Document and Classification | MIL-G-2387 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.4790 INCHES MINIMUM AND 0.4840 INCHES MAXIMUM 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 |
|---|---|
| SA4-14A-41 PRIMARY | Rexnord Industries, Llc Div Aerosspace Bearing Operation (USA) |
| Reference | Meaning |
|---|---|
| 3110PL1993767 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 3110-01-294-0377 is a Bearing,roller,airframe, manufactured by Rexnord Industries, Llc Div Aerosspace Bearing Operation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-294-0377 has 1 manufacturer part number on file: SA4-14A-41 (Rexnord Industries, Llc Div Aerosspace Bearing Operation).
Key specifications for SA4-14A-41: Bearing Seal Type: ONE LIP INWARD, ONE LIP OUTWARD; Lubrication Material: GREASE; Outer Ring Width: 0.3300 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM IN; Internal Clearance: 0.0006 INCHES MINIMUM RADIAL AND 0.0014 INCHES MAXIMUM RADIAL IN. 23 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.