The Rocker Arm Assembly, cataloged under National Stock Number 1440-00-147-0558, is classified within Federal Supply Class 1440 (Launchers, Guided Missile) of the Guided Missiles group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1440-00-147-0558 |
| Item Name | Rocker Arm Assembly |
| FSC / FSG | 1440 / 14 — Launchers, Guided Missile |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Nuclear Hardness Critical Feature | HARDENED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | M |
| Reference | Meaning |
|---|---|
| 25-73666-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1440-00-147-0558 is a Rocker Arm Assembly, classified under FSC 1440, Launchers, Guided Missile. Status: active.
Key specifications for 1440-00-147-0558: Criticality Code Justification: FEAT; Special Features: DESIGN ANALYSIS; End Item Identification: ACTUATING AND LOCKING MECHANISM P/N 25-66894-2; Nuclear Hardness Critical Feature: HARDENED. 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 1440-00-147-0558 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.