The Disk,valve, cataloged under National Stock Number 4820-01-198-3150, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-198-3150 |
| Primary Part Number | SD-121 PIECE 25 MODEL D-20K |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| Media for Which Designed | AIR OR STEAM OR WATER |
| Temp Rating | 100.0 FAHRENHEIT MINIMUM AND 475.0 FAHRENHEIT MAXIMUM DEGF |
| Pressure Rating | 275.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SD-121 PIECE 25 MODEL D-20K PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| SD-121 PIECE 25 MODEL D-20K | Kunkle Industries Inc Lonergan Valve Div (USA) |
| SD-121 | Kunkle Industries Inc Lonergan Valve Div (USA) |
| 18-3G250 | Kunkle Industries Inc Lonergan Valve Div (USA) |
| SD-121 PIECE 25 | Kunkle Industries Inc Lonergan Valve Div (USA) |
| SD-121 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-01-198-3150 is a Disk,valve, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-198-3150 has 6 cross-referenced part numbers: SD-121 PIECE 25 MODEL D-20K (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), SD-121 PIECE 25 MODEL D-20K (Kunkle Industries Inc Lonergan Valve Div), SD-121 (Kunkle Industries Inc Lonergan Valve Div), 18-3G250 (Kunkle Industries Inc Lonergan Valve Div), SD-121 PIECE 25 (Kunkle Industries Inc Lonergan Valve Div) and 1 more.
There are 3 known substitutes for 4820-01-198-3150: 2520-01-173-0064, 4820-01-198-2974, 4820-01-198-8610. Verify interchangeability with system specifications before substitution.
Key specifications for SD-121 PIECE 25 MODEL D-20K: Media for Which Designed: AIR OR STEAM OR WATER; Temp Rating: 100.0 FAHRENHEIT MINIMUM AND 475.0 FAHRENHEIT MAXIMUM DEGF; Pressure Rating: 275.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Material: STEEL CORROSION RESISTING. 4 total characteristics are documented in the Federal Logistics Information System.