The Cover,dial,optical, cataloged under National Stock Number 1270-00-269-2227, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Control Products Corporation. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Cover,dial,optical |
| FSC / FSG | 1270 — Aircraft Gunnery Fire Control Components (FSG 12) |
| Manufacturers | Control Products Corporation (CAGE 27520); Alek Industries Inc (CAGE 65534) |
| Parameter | Value |
|---|---|
| NSN | 1270-00-269-2227 |
| Primary Part Number | 4212590-5 |
| Item Name | Cover,dial,optical |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Manufacturer | Control Products Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 4212590-5 | Control Products Corporation (USA) |
| 4212590-5 | Alek Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 4212590-5 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 4212590-5 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
NSN 1270-00-269-2227 is a Cover,dial,optical, manufactured by Control Products Corporation, classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
NSN 1270-00-269-2227 has 2 manufacturer part numbers on file: 4212590-5 (Control Products Corporation), 4212590-5 (Alek Industries Inc).
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 1270-00-269-2227 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.