The Nozzle,valve, cataloged under National Stock Number 4820-01-198-2974, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. This item has 8 commercial cross-references from 4 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 | 4820-01-198-2974 |
| Primary Part Number | SD-121 PIECE 28 MODEL D-20K |
| Item Name | Nozzle,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SD-121 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| SD-121 PIECE 28 MODEL D-20K | Kunkle Industries Inc Lonergan Valve Div (USA) |
| SD-121 | Kunkle Industries Inc Lonergan Valve Div (USA) |
| SD-121 PIECE 28 MODEL D-20K | Ferguson Enterprises Llc (USA) |
| SD-121 PIECE 28 | Kunkle Industries Inc Lonergan Valve Div (USA) |
| 52-3B172 | Kunkle Industries Inc Lonergan Valve Div (USA) |
| SD-121 PIECE 28 MODEL D-20K | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| SD-121 PIECE 28 MODEL D-20K PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
NSN 4820-01-198-2974 is a Nozzle,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-198-2974 has 8 cross-referenced part numbers: SD-121 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), SD-121 PIECE 28 MODEL D-20K (Kunkle Industries Inc Lonergan Valve Div), SD-121 (Kunkle Industries Inc Lonergan Valve Div), SD-121 PIECE 28 MODEL D-20K (Ferguson Enterprises Llc), SD-121 PIECE 28 (Kunkle Industries Inc Lonergan Valve Div) and 3 more.
There are 3 known substitutes for 4820-01-198-2974: 2520-01-173-0064, 4820-01-198-3150, 4820-01-198-8610. Verify interchangeability with system specifications before substitution.
Key specifications for SD-121 PIECE 28 MODEL D-20K: Special Features: STAINLESS STEEL AISI 304;MAX PSI 300;MAX TEMP 450 DEG F DEGF. 1 total characteristics are documented in the Federal Logistics Information System.