The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-188-6902, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is New Hampshire Ball Bearings Inc Div Astro Division. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-188-6902 |
| Primary Part Number | 9334M98P02 |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | New Hampshire Ball Bearings Inc Div Astro Division |
| Status | ACTIVE |
| Inner Member Width | 0.3380 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER |
| Hardness Rating | 56.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER |
| Outer Member Width | 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM IN |
| Style Designator | WITH INSERT AND/OR LINER |
| Static Radial Load Rating | 1000 POUNDS LBS |
| Bore Diameter | 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Material | STEEL COMP 630 RACE INSERT |
| Outer Member Outside Diameter | 1.5120 INCHES MINIMUM AND 1.5240 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 |
|---|---|
| 9334M98P02 PRIMARY | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| 9334M98P02 | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| ALK4-161 | 5/1 Secondary reference New Hampshire Ball Bearings Inc Div Astro Division |
| 9334M98P05 | 5/9 Secondary reference General Electric Company |
| ALK4-142 | 5/9 Secondary reference New Hampshire Ball Bearings Inc Div Precision Division |
NSN 3120-01-188-6902 is a Bearing,plain,self-Aligning, manufactured by New Hampshire Ball Bearings Inc Div Astro Division, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-188-6902 has 2 manufacturer part numbers on file: 9334M98P02 (New Hampshire Ball Bearings Inc Div Astro Division), 9334M98P02 (General Electric Company).
Key specifications for 9334M98P02: Inner Member Width: 0.3380 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM IN; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER; Hardness Rating: 56.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER; Outer Member Width: 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM IN. 9 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.