The Guard,mechanical Drive, cataloged under National Stock Number 3020-01-222-5501, 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 Fairbanks Morse, Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-222-5501 |
| Primary Part Number | 2261602-1 |
| Item Name | Guard,mechanical Drive |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2261602-1 PRIMARY | Fairbanks Morse, Llc (USA) |
| DRP-14747 REFERENCE 11 | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| 652129 | C/1 Advisory reference — outside the item-of-supply concept Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| DRP-14747 REFERENCE 11 | 5/9 Secondary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
| 2261602-1 | 3/9 Design control — primary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
NSN 3020-01-222-5501 is a Guard,mechanical Drive, manufactured by Fairbanks Morse, Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-222-5501 has 2 manufacturer part numbers on file: 2261602-1 (Fairbanks Morse, Llc), DRP-14747 REFERENCE 11 (Fairbanks Morse, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-654-0111. Verify interchangeability with system specifications before substitution.
Key specifications for 2261602-1: Special Features: USED ON INLET CASING FOR 520 AND 720 TURBOCHARGER. 0 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.
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.