The Bushing,sleeve, cataloged under National Stock Number 3120-01-474-0256, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Beemer Precision Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 3120-01-474-0256 |
| Primary Part Number | AA-1332-9 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Beemer Precision Inc |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 1.3770 INCHES NOMINAL IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 1.1270 INCHES NOMINAL IN |
| Material | BRONZE OVERALL |
| 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 |
|---|---|
| HN152-1128 PART NO. 2 | Naval Sea Systems Command (USA) |
| AA-1332-9 | Naval Sea Systems Command (USA) |
| 124-4365221 PC 20 | Naval Sea Systems Command (USA) |
| AA-1332-9 PRIMARY | Beemer Precision Inc (USA) |
| Reference | Meaning |
|---|---|
| 122-2404752 PC | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 124-4365221 | D/9 Drawing number reference only Naval Sea Systems Command |
| 122-2404752 PC 22 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3120-01-474-0256 is a Bushing,sleeve, manufactured by Beemer Precision Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-474-0256 has 4 manufacturer part numbers on file: HN152-1128 PART NO. 2 (Naval Sea Systems Command), AA-1332-9 (Naval Sea Systems Command), 124-4365221 PC 20 (Naval Sea Systems Command), AA-1332-9 (Beemer Precision Inc).
5 possible matches (shared part number, not a government interchangeability claim): 5315-01-474-0477, 5330-01-474-7972, 2040-01-474-8184. Verify interchangeability with system specifications before substitution.
Key specifications for AA-1332-9: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 1.3770 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 1.2500 INCHES NOMINAL 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.