The Valve,ball, cataloged under National Stock Number 4820-01-547-9533, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Portland Valve Llc. Government technical data includes 5 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-547-9533 |
| Primary Part Number | 3/4-4D-3600TT-1 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Valve Size | 0.750 INCHES IN |
| Face to Face Distance | 3.010 INCHES IN |
| Material | STEEL COMP 316 BODY |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| 3/4-4D-3600TT-1 PRIMARY | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| 3/4-4D-3600TT-1 | 5/9 Secondary reference Metso Automation Usa, Inc |
NSN 4820-01-547-9533 is a Valve,ball, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-547-9533 has 1 manufacturer part number on file: 3/4-4D-3600TT-1 (Portland Valve Llc).
Key specifications for 3/4-4D-3600TT-1: Style Designator: STRAIGHT THRU; Valve Size: 0.750 INCHES IN; Special Features: 316 STAINLESS STEEL BODY, BALL AND STEM; PTFE SEAT AND SEAL; ASTM A193 GR. B7 BOLTS OR TIE RODS; ASTM A194 GR. 2H NUTS; Face to Face Distance: 3.010 INCHES IN. 5 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.