The Grip,clamping, cataloged under National Stock Number 1560-00-657-5233, is classified within Federal Supply Class 1560 (Airframe Structural Components) of the Aircraft and Airframe Components group. The manufacturer of record is El-Co Machine Products, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Grip,clamping |
| FSC / FSG | 1560 — Airframe Structural Components (FSG 15) |
| Manufacturers | El-Co Machine Products, Inc. (CAGE 26771); Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (CAGE 8X044) |
| Parameter | Value |
|---|---|
| NSN | 1560-00-657-5233 |
| Primary Part Number | 2666436 |
| Item Name | Grip,clamping |
| FSC / FSG | 1560 / 15 — Airframe Structural Components |
| Manufacturer | El-Co Machine Products, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 2666436 | El-Co Machine Products, Inc. (USA) |
| 2666436 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| Reference | Meaning |
|---|---|
| 2666436 | 5/9 Secondary reference The Boeing Company |
| 2666436 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1560-00-657-5233 is a Grip,clamping, manufactured by El-Co Machine Products, Inc., classified under FSC 1560, Airframe Structural Components. Status: active.
NSN 1560-00-657-5233 has 2 manufacturer part numbers on file: 2666436 (El-Co Machine Products, Inc.), 2666436 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company).
Possible hazard — SDS may be required (DLA HMIC P). 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.