The Combiner Assembly, cataloged under National Stock Number 1270-01-084-4178, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Rockwell Collins, Inc. Dba Rc Displays Systems. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1270-01-084-4178 |
| Primary Part Number | 34522-9 |
| Item Name | Combiner Assembly |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Manufacturer | Rockwell Collins, Inc. Dba Rc Displays Systems |
| Status | ACTIVE |
| FSC Application Data | ACFT GUNNERY FIRE CONTROL COMPONENT |
| General Characteristics Item Description | ITEM CONSISTS OF 2 COMBINER SUPPORTS 1 EA. P/N 34529-1,34529-2;1 UPPER COMBING REFL P/N 34539-1A;AND 1 LOWER COMBING REFL P/N 34539-3A;AND ASSOCIATED HARDWARE A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 34522-9 PRIMARY | Rockwell Collins, Inc. Dba Rc Displays Systems (USA) |
NSN 1270-01-084-4178 is a Combiner Assembly, manufactured by Rockwell Collins, Inc. Dba Rc Displays Systems, classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
NSN 1270-01-084-4178 has 1 manufacturer part number on file: 34522-9 (Rockwell Collins, Inc. Dba Rc Displays Systems).
Key specifications for 34522-9: FSC Application Data: ACFT GUNNERY FIRE CONTROL COMPONENT; General Characteristics Item Description: ITEM CONSISTS OF 2 COMBINER SUPPORTS 1 EA. P/N 34529-1,34529-2;1 UPPER COMBING REFL P/N 34539-1A;AND 1 LOWER COMBING REFL P/N 34539-3A;AND ASSOCIATED HARDWARE A; End Item Identification: A-10 HEAD UP DISPLAY. 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 1270-01-084-4178 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.