The Decoder,special, cataloged under National Stock Number 1270-00-172-9240, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 1270-00-172-9240 |
| Primary Part Number | 955210-3 |
| Item Name | Decoder,special |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | USED IN FIRE CONTROL SYSTEM;METALCASE; 2 CONNECTOR,RECEPTICAL ELECTRICAL CONNECTIONS |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SOURCE CONTROL DWG NO. |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| A51A9137-15 | Northrop Grumman Systems Corporation (USA) |
| 955210-3 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| KY694AWG15 | 5/1 Secondary reference U.S. Government activity |
| 714PF7003-03 | 3/3 Design control — primary reference U.S. Government activity |
NSN 1270-00-172-9240 is a Decoder,special, manufactured by Hi-Shear Corporation, classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
NSN 1270-00-172-9240 has 2 manufacturer part numbers on file: A51A9137-15 (Northrop Grumman Systems Corporation), 955210-3 (Hi-Shear Corporation).
Key specifications for 955210-3: General Characteristics Item Description: USED IN FIRE CONTROL SYSTEM;METALCASE; 2 CONNECTOR,RECEPTICAL ELECTRICAL CONNECTIONS; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SOURCE CONTROL DWG NO.. 2 specifications are 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 1270-00-172-9240 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.