The Valve,air Venting,steam, cataloged under National Stock Number 4520-01-262-8441, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4520-01-262-8441 |
| Primary Part Number | 460000-125 |
| Item Name | Valve,air Venting,steam |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 460000-125 PRIMARY | Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries (USA) |
| Reference | Meaning |
|---|---|
| TS-132A | 5/9 Secondary reference Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries |
| 460000 | 5/9 Secondary reference Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries |
| 46000 | C/1 Advisory reference — outside the item-of-supply concept Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries |
NSN 4520-01-262-8441 is a Valve,air Venting,steam, manufactured by Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-262-8441 has 1 manufacturer part number on file: 460000-125 (Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries).
3 possible matches (shared part number, not a government interchangeability claim): 6515-01-305-3152, 1005-01-476-6236, 6760-01-518-9936. Verify interchangeability with system specifications before substitution.
Key specifications for 460000-125: Material: STEEL CORROSION RESISTING. 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.
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.