The Ring,eccentric Mounting, cataloged under National Stock Number 1270-00-674-7943, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1270-00-674-7943 |
| Primary Part Number | 28544 |
| Item Name | Ring,eccentric Mounting |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| FSC Application Data | ACFT GUNNERY FIRE CONTROL COMPONENT |
| General Characteristics Item Description | MATERIAL ALUMINUM BAR 2024-T4,QQ-A-268; 1.765 IN. MAX. OD; 1.563 IN. MAX. ID; 0.140 IN. MAX. THK; OUTER EDGE HAS 18 SLOTS 0.031 IN. W AND 0.031 IN. DP SPACED SPECIAL; ID HOLE IS OFF CENTER (ECCENTRIC) IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 28544 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| 28544 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 1270-00-674-7943 is a Ring,eccentric Mounting, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
NSN 1270-00-674-7943 has 1 manufacturer part number on file: 28544 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-004-4122. Verify interchangeability with system specifications before substitution.
Key specifications for 28544: FSC Application Data: ACFT GUNNERY FIRE CONTROL COMPONENT; General Characteristics Item Description: MATERIAL ALUMINUM BAR 2024-T4,QQ-A-268; 1.765 IN. MAX. OD; 1.563 IN. MAX. ID; 0.140 IN. MAX. THK; OUTER EDGE HAS 18 SLOTS 0.031 IN. W AND 0.031 IN. DP SPACED SPECIAL; ID HOLE IS OFF CENTER (ECCENTRIC) IN. 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 1270-00-674-7943 has DEMIL Code B. 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.