The Disk,valve, cataloged under National Stock Number 4820-01-340-0473, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Provision, Inc. Dba Provision Inc. 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-340-0473 |
| Primary Part Number | 113502 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Provision, Inc. Dba Provision Inc |
| Status | ACTIVE |
| Outside Diameter | 1.125 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Media for Which Designed | WATER |
| Material | PLASTIC POLYCHLOROTRIFLUOROETHYLENE |
| 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 |
|---|---|
| 113502 PRIMARY | Provision, Inc. Dba Provision Inc (USA) |
NSN 4820-01-340-0473 is a Disk,valve, manufactured by Provision, Inc. Dba Provision Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-340-0473 has 1 manufacturer part number on file: 113502 (Provision, Inc. Dba Provision Inc).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-428-3593. Verify interchangeability with system specifications before substitution.
Key specifications for 113502: Overall Height: 0.100 INCHES NOMINAL IN; Outside Diameter: 1.125 INCHES NOMINAL IN; Style Designator: PLAIN; Inside Diameter: 0.750 INCHES NOMINAL 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.