The Valve,ball, cataloged under National Stock Number 4820-01-372-4815, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kidde-Fenwal, Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-372-4815 |
| Primary Part Number | 1011104 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kidde-Fenwal, Llc |
| Status | ACTIVE |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Maximum Operating Temp | 170.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | STEEL COMP 316 BODY |
| Thread Series Designator | NPT ALL ENDS |
| 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 |
|---|---|
| 1011104 PRIMARY | Kidde-Fenwal, Llc (USA) |
| WK-283888-000 | Ramkem Inc (USA) |
| Reference | Meaning |
|---|---|
| 283888 | 5/9 Secondary reference Kidde-Fenwal, Llc |
| 283888 | 5/9 Secondary reference Kidde Technologies, Inc Div Kidde Aerospace and Defense |
NSN 4820-01-372-4815 is a Valve,ball, manufactured by Kidde-Fenwal, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-372-4815 has 2 manufacturer part numbers on file: 1011104 (Kidde-Fenwal, Llc), WK-283888-000 (Ramkem Inc).
1 possible match (shared part number, not a government interchangeability claim): 1650-01-480-0517. Verify interchangeability with system specifications before substitution.
Key specifications for 1011104: Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU; Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 10 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.