The Rocker Arm, cataloged under National Stock Number 1420-01-008-7251, is classified within Federal Supply Class 1420 (Guided Missile Components) of the Guided Missiles group. The manufacturer of record is Lockheed Martin Corp Electronics and Missiles Div. Government technical data includes 1 specification, 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 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 | 1420-01-008-7251 |
| Primary Part Number | 125317 |
| Item Name | Rocker Arm |
| FSC / FSG | 1420 / 14 — Guided Missile Components |
| Manufacturer | Lockheed Martin Corp Electronics and Missiles Div |
| Status | ACTIVE |
| General Characteristics Item Description | AFT ARM LOCATED IN MISSILE SERVO SECTION |
| 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 |
|---|---|
| 125317 PRIMARY | Lockheed Martin Corp Electronics and Missiles Div (USA) |
NSN 1420-01-008-7251 is a Rocker Arm, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 1420, Guided Missile Components. Status: active.
NSN 1420-01-008-7251 has 1 manufacturer part number on file: 125317 (Lockheed Martin Corp Electronics and Missiles Div).
1 possible match (shared part number, not a government interchangeability claim): 5940-01-150-9341. Verify interchangeability with system specifications before substitution.
Key specifications for 125317: General Characteristics Item Description: AFT ARM LOCATED IN MISSILE SERVO SECTION; End Item Identification: AIM-9J-1 SIDEWINDER MISSILE; T.O. 21M-AIM9J1-3-20,FIG. 5. 1 specification is 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 1420-01-008-7251 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.