The Guide Support, cataloged under National Stock Number 1680-01-311-7796, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1680-01-311-7796 |
| Primary Part Number | 117500-1 |
| Item Name | Guide Support |
| 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 | 10.125 O/A IN. DIA; 2.75 IN. W 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 | Y |
| Part Number | Manufacturer |
|---|---|
| 117500-1 PRIMARY | Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division (USA) |
| 65410-07801-102 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 117500-2 PRIMARY | Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division (USA) |
| Reference | Meaning |
|---|---|
| 117500-1 | 5/9 Secondary reference U.S. Government activity |
| 117500-2 | 5/9 Secondary reference U.S. Government activity |
NSN 1680-01-311-7796 is a Guide Support, 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 1680-01-311-7796 has 3 manufacturer part numbers on file: 117500-1 (Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division), 65410-07801-102 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 117500-2 (Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division).
1 possible match (shared part number, not a government interchangeability claim): 2940-01-654-3896. Verify interchangeability with system specifications before substitution.
Key specifications for 117500-1: General Characteristics Item Description: 10.125 O/A IN. DIA; 2.75 IN. W IN; End Item Identification: CH-53-53E HELO. 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 1680-01-311-7796 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.