The Bushing,sleeve, cataloged under National Stock Number 3120-01-357-7414, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-357-7414 |
| Primary Part Number | 53A-01-172 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 0.7500 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | QQ-C-450 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Body Inside Diameter | 0.4400 INCHES MINIMUM AND 0.4410 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 613 OR COPPER ALLOY 614 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 |
|---|---|
| 53A-01-172 PRIMARY | Naval Sea Systems Command (USA) |
| 53X-01-072 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 53X-01-172 | 5/9 Secondary reference Illinois Tool Wks Inc Linac Div |
NSN 3120-01-357-7414 is a Bushing,sleeve, manufactured by Naval Sea Systems Command, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-357-7414 has 2 manufacturer part numbers on file: 53A-01-172 (Naval Sea Systems Command), 53X-01-072 (Naval Sea Systems Command).
Key specifications for 53A-01-172: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.7500 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material Document and Classification: QQ-C-450 FED SPEC ALL MATERIAL RESPONSES OVERALL. 6 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.