The Rod,pinion, cataloged under National Stock Number 3020-01-508-4976, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Rod,pinion |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Manufacturers | Moog Inc. Dba Ampac-Isp Corp (CAGE 07270) |
| Parameter | Value |
|---|---|
| NSN | 3020-01-508-4976 |
| Primary Part Number | 41972 |
| Item Name | Rod,pinion |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Moog Inc. Dba Ampac-Isp Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 41972 PRIMARY | Moog Inc. Dba Ampac-Isp Corp (USA) |
| 390M23-41970 ITEM 2 | Moog Inc. Dba Ampac-Isp Corp (USA) |
| Reference | Meaning |
|---|---|
| 390M23-41970 | D/9 Drawing number reference only Moog Inc. Dba Ampac-Isp Corp |
NSN 3020-01-508-4976 is a Rod,pinion, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-508-4976 has 2 manufacturer part numbers on file: 41972 (Moog Inc. Dba Ampac-Isp Corp), 390M23-41970 ITEM 2 (Moog Inc. Dba Ampac-Isp Corp).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-508-4979, 5315-01-640-8333. 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.
NSN 3020-01-508-4976 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.