The Bumper,actuator, cataloged under National Stock Number 1680-01-077-3281, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-077-3281 |
| Primary Part Number | 2550857-507 |
| Item Name | Bumper,actuator |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division |
| Status | ACTIVE |
| General Characteristics Item Description | 0.500 IN. O/A LG IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2550857-507 | Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division (USA) |
| 2550857-507 | Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc (USA) |
| 2550857-507 | Kitco Llc (USA) |
| Reference | Meaning |
|---|---|
| 2550857-507 | 5/9 Secondary reference Air-Com, Inc. Dba Air-Com, Inc. |
| 2550857-507 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1680-01-077-3281 is a Bumper,actuator, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-077-3281 has 3 manufacturer part numbers on file: 2550857-507 (Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division), 2550857-507 (Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc), 2550857-507 (Kitco Llc).
Key specifications for 2550857-507: General Characteristics Item Description: 0.500 IN. O/A LG IN; End Item Identification: ACTUATOR,ELECTRO MECHANICAL LINEAR SEAT,AIRCRAFT EJECTION. 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 1680-01-077-3281 has DEMIL Code Q. 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.