The Blade,turning Vane, cataloged under National Stock Number 4520-00-510-3258, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-510-3258 |
| Item Name | Blade,turning Vane |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | DESIGNED FOR USE IN DUCTS BOTH TO REDUCE PRESSURE LOSS AND TO PROVIDE A MORE UNIFORM VELOCITY DISTRIBUTION BLADE TO BE CUT TO LENGTH AND FIELD ASSEMBLED WITH SIDE PIECES BY PEENING OVER CENTERS OF BLADE TO HOLD SECURE IN PLACE PRIOR TO INSTALLATION IN DUCT 22 GAUGE GALVANIZED ALUMINUM,6 FT LONG,2.250 IN. RADIUS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| TYPEZBLADE | 3/1 Design control — primary reference Dynamics Corp of America Anemostat-West Div |
| TYPEZBLADE | 5/9 Secondary reference Wright Norman Productions Inc |
| DUCTURN BLADE | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4520-00-510-3258 is a Blade,turning Vane, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
Key specifications for 4520-00-510-3258: General Characteristics Item Description: DESIGNED FOR USE IN DUCTS BOTH TO REDUCE PRESSURE LOSS AND TO PROVIDE A MORE UNIFORM VELOCITY DISTRIBUTION BLADE TO BE CUT TO LENGTH AND FIELD ASSEMBLED WITH SIDE PIECES BY PEENING OVER CENTERS OF BLADE TO HOLD SECURE IN PLACE PRIOR TO INSTALLATION IN DUCT 22 GAUGE GALVANIZED ALUMINUM,6 FT LONG,2.250 IN. RADIUS IN. 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.