The Encoder-Decoder,command Signal, cataloged under National Stock Number 1270-01-161-4172, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1270-01-161-4172 |
| Item Name | Encoder-Decoder,command Signal |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Status | ACTIVE |
| General Characteristics Item Description | 115 VAC,400 HZ,SINGLE PHASE,(APPROX. 25 WATTS); 28 VDC,(APPROX. 5 WATTS); O/A DIM. 14.5 IN. LG 4.4 IN. W,5.3 IN. H; 9.0 LBS VDC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| KY853/AYQ9 | 5/1 Secondary reference U.S. Government activity |
| 7959350-007 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1270-01-161-4172 is a Encoder-Decoder,command Signal, classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 1270-01-245-7986, 1270-01-442-0901. Verify interchangeability with system specifications before substitution.
Key specifications for 1270-01-161-4172: General Characteristics Item Description: 115 VAC,400 HZ,SINGLE PHASE,(APPROX. 25 WATTS); 28 VDC,(APPROX. 5 WATTS); O/A DIM. 14.5 IN. LG 4.4 IN. W,5.3 IN. H; 9.0 LBS VDC; End Item Identification: AIRCRAFT MODEL F-18. 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 1270-01-161-4172 has DEMIL Code D. 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.