The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-129-0729, 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 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-129-0729 |
| Primary Part Number | DSB16-4 |
| 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 | 1.3700 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN |
| Outer Member Width | 1.0000 INCHES MINIMUM AND 1.0100 INCHES MAXIMUM IN |
| Static Radial Load Rating | 117800 POUNDS LBS |
| Bore Diameter | 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Outer Member Outside Diameter | 2.1245 INCHES MINIMUM AND 2.1250 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 |
|---|---|
| DSB16-4 | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| Reference | Meaning |
|---|---|
| ABWT16-102 | 5/9 Secondary reference New Hampshire Ball Bearings Inc Div Precision Division |
| SWPBLFR-16-003 | 3/2 Design control — primary reference U.S. Government activity |
| ABWT16-102 | 5/9 Secondary reference New Hampshire Ball Bearings Inc Div Astro Division |
NSN 3120-01-129-0729 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 3120-01-129-0729 has 1 manufacturer part number on file: DSB16-4 (New Hampshire Ball Bearings Inc Div Astro Division).
Key specifications for DSB16-4: Inner Member Width: 1.3700 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN; Outer Member Width: 1.0000 INCHES MINIMUM AND 1.0100 INCHES MAXIMUM IN; Static Radial Load Rating: 117800 POUNDS LBS; Bore Diameter: 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN. 5 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.