The Stem,valve, cataloged under National Stock Number 4820-00-035-9570, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-035-9570 |
| Primary Part Number | 2164FSH2PC7 |
| Item Name | Stem,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa |
| Status | ACTIVE |
| 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 |
|---|---|
| 2164FSH2PC7 PRIMARY | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA) |
| 2164F7 PRIMARY | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA) |
| 10693A PRIMARY | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA) |
| 2164FSH1PC7 PRIMARY | Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA) |
| WW6665731SH2PC7 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| CA68S6100-52PC7 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-00-035-9570 is a Stem,valve, manufactured by Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-035-9570 has 5 manufacturer part numbers on file: 2164FSH2PC7 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), 2164F7 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), 10693A (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), 2164FSH1PC7 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), WW6665731SH2PC7 (General Electric Company).
1 possible match (shared part number, not a government interchangeability claim): 5965-00-135-0505. Verify interchangeability with system specifications before substitution.
Key specifications for 2164FSH2PC7: End Item Identification: STEAM TURBINE,SHIPS PROPULSION SYSTEM. 0 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.