The Adapter,offset,engine, cataloged under National Stock Number 3950-01-264-4770, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Custom Tooling Company. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-264-4770 |
| Primary Part Number | 21C5200P06 |
| Item Name | Adapter,offset,engine |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Custom Tooling Company |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; 5.859 IN. MIN,5.900 IN. MAX O/A LG; 5.760 IN. MIN,5.844 IN. MAX O/A W IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21C5200 ITEM 27 | General Electric Company (USA) |
| 21C5200P06 PRIMARY | Custom Tooling Company (USA) |
| 21C5200P06 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 21C5200 | D/9 Drawing number reference only General Electric Company |
NSN 3950-01-264-4770 is a Adapter,offset,engine, manufactured by Custom Tooling Company, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-264-4770 has 3 manufacturer part numbers on file: 21C5200 ITEM 27 (General Electric Company), 21C5200P06 (Custom Tooling Company), 21C5200P06 (General Electric Company).
1 possible match (shared part number, not a government interchangeability claim): 1730-01-287-1051. Verify interchangeability with system specifications before substitution.
Key specifications for 21C5200P06: General Characteristics Item Description: STEEL; 5.859 IN. MIN,5.900 IN. MAX O/A LG; 5.760 IN. MIN,5.844 IN. MAX O/A W IN. 1 specification is 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.
NSN 3950-01-264-4770 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.