The Bushing,sleeve, cataloged under National Stock Number 3120-00-976-3240, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is General Electric Company. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-976-3240 |
| Primary Part Number | 636A779 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Flange Outside Diameter | 2.6210 INCHES MINIMUM AND 2.6230 INCHES MAXIMUM IN |
| Body Outside Diameter | 2.1250 INCHES MINIMUM AND 2.1260 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-869 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 1.2490 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN |
| Flange Width | 0.5000 INCHES NOMINAL IN |
| Material | STEEL COMP 135M 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 |
|---|---|
| 636A779 PRIMARY | General Electric Company (USA) |
| 636A779-001 | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| J3248745PC29 | 5/2 Secondary reference U.S. Government activity |
| 73X2E13PC29 | 5/9 Secondary reference General Electric Company |
NSN 3120-00-976-3240 is a Bushing,sleeve, manufactured by General Electric Company, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-976-3240 has 2 manufacturer part numbers on file: 636A779 (General Electric Company), 636A779-001 (General Electric Company).
Key specifications for 636A779: Flange Outside Diameter: 2.6210 INCHES MINIMUM AND 2.6230 INCHES MAXIMUM IN; Body Outside Diameter: 2.1250 INCHES MINIMUM AND 2.1260 INCHES MAXIMUM IN; Material Document and Classification: MIL-S-869 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 3.0000 INCHES NOMINAL IN. 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.