The Bushing,sleeve, cataloged under National Stock Number 3120-01-653-3299, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Kamatics Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3120-01-653-3299 |
| Primary Part Number | KJBA71200B4C016 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Kamatics Corporation |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OVERALL |
| Surface Treatment Document and Classification | AMS-QQ-P-416, TYPE II, CLASS 2 (DPS 9.74, TYPE II) FED SPEC SINGLE TREATMENT RESPONSE OR QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Outside Diameter | 0.750 INCHES NOMINAL IN |
| Body Outside Diameter | 0.3765 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | AMS 5643 COND H-1150 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.2405 INCHES MINIMUM AND 0.2425 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR PASSIVATE OVERALL |
| Flange Width | 0.0575 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN |
| Material | STEEL COMP 630 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 |
|---|---|
| KJBA71200B4C016 PRIMARY | Kamatics Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4D0178-4C016 | 5/2 Secondary reference U.S. Government activity |
NSN 3120-01-653-3299 is a Bushing,sleeve, manufactured by Kamatics Corporation, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-653-3299 has 1 manufacturer part number on file: KJBA71200B4C016 (Kamatics Corporation).
Key specifications for KJBA71200B4C016: Surface Finish: 125.0 MICROINCHES OVERALL; Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE II, CLASS 2 (DPS 9.74, TYPE II) FED SPEC SINGLE TREATMENT RESPONSE OR QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Flange Outside Diameter: 0.750 INCHES NOMINAL IN; Body Outside Diameter: 0.3765 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN. 10 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.