The Transfer Transmission Assembly, cataloged under National Stock Number 2520-01-409-2512, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is New Venture Gear Inc New Process Gear Div. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 2520-01-409-2512 |
| Primary Part Number | 21908 |
| Item Name | Transfer Transmission Assembly |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | New Venture Gear Inc New Process Gear Div |
| Status | ACTIVE |
| Output Shaft End Quantity | 1 |
| Output Shaft End Type | SPLINED |
| Input Shaft End Type | SPLINED |
| 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 |
|---|---|
| 5973070075 | Mengia S.a. (GRC) |
| 21908 PRIMARY | New Venture Gear Inc New Process Gear Div (USA) |
| 12447125 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| EC-12447125 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 2520PL0646135 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 2520014092512 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 3594699893 | 5/1 Secondary reference Bm Group Ltd |
| 6005789-A | 5/9 Secondary reference Am General Llc |
| 12447125 | 5/9 Secondary reference Am General Llc |
NSN 2520-01-409-2512 is a Transfer Transmission Assembly, manufactured by New Venture Gear Inc New Process Gear Div, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-409-2512 has 4 manufacturer part numbers on file: 5973070075 (Mengia S.a.), 21908 (New Venture Gear Inc New Process Gear Div), 12447125 (U S Army Tank Automotive Command Amsta-Im-Mm), EC-12447125 (Am General Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-505-3405, 5340-01-670-2229. Verify interchangeability with system specifications before substitution.
Key specifications for 21908: Output Shaft End Quantity: 1; Overall Length: 20.380 INCHES NOMINAL IN; Output Shaft End Type: SPLINED; Input Shaft End Type: SPLINED. 3 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.