The Disk,valve, cataloged under National Stock Number 4820-01-278-5701, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Natural Gas Solutions North America Llc Div Industrial Products Group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-278-5701 |
| Primary Part Number | TA4636 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Natural Gas Solutions North America Llc Div Industrial Products Group |
| Status | ACTIVE |
| Pressure Rating | 7000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| 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 |
|---|---|
| TA4636 PRIMARY | Natural Gas Solutions North America Llc Div Industrial Products Group (USA) |
| TC430-440 PC 13 | Natural Gas Solutions North America Llc Div Industrial Products Group (USA) |
| Reference | Meaning |
|---|---|
| TC430-440 PC 13 | 5/9 Secondary reference Texsteam Inc Dba Txt or Rcs or Texsteam |
| TC430-440 | D/9 Drawing number reference only Texsteam Inc Dba Txt or Rcs or Texsteam |
| TA-3455 | 5/9 Secondary reference Texsteam Inc Dba Txt or Rcs or Texsteam |
| TA4636 | 3/9 Design control — primary reference Texsteam Inc Dba Txt or Rcs or Texsteam |
NSN 4820-01-278-5701 is a Disk,valve, manufactured by Natural Gas Solutions North America Llc Div Industrial Products Group, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-278-5701 has 2 manufacturer part numbers on file: TA4636 (Natural Gas Solutions North America Llc Div Industrial Products Group), TC430-440 PC 13 (Natural Gas Solutions North America Llc Div Industrial Products Group).
Key specifications for TA4636: Pressure Rating: 7000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Material: STEEL CORROSION RESISTING. 2 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.