The Ring,back Up, cataloged under National Stock Number 1440-00-931-6474, is classified within Federal Supply Class 1440 (Launchers, Guided Missile) of the Guided Missiles group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Ring,back Up |
| FSC / FSG | 1440 — Launchers, Guided Missile (FSG 14) |
| Manufacturers | Eaton Aerospace, Llc Dba Jackson South (CAGE 62983) |
| Parameter | Value |
|---|---|
| NSN | 1440-00-931-6474 |
| Primary Part Number | 154971 |
| Item Name | Ring,back Up |
| FSC / FSG | 1440 / 14 — Launchers, Guided Missile |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 154971 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 15497-1 | 5/2 Secondary reference U.S. Government activity |
NSN 1440-00-931-6474 is a Ring,back Up, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 1440, Launchers, Guided Missile. Status: active.
NSN 1440-00-931-6474 has 1 manufacturer part number on file: 154971 (Eaton Aerospace, Llc Dba Jackson South).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-250-6017. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.