The Valve Assembly, cataloged under National Stock Number 4820-01-501-9109, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-501-9109 |
| Primary Part Number | 21370-001 |
| Item Name | Valve Assembly |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-501-9109 is a Valve Assembly, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-501-9109 has 2 cross-referenced part numbers: 21370 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21370-001 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).
There are 5 known substitutes for 4820-01-501-9109: 3120-00-354-6403, 5365-00-499-2940, 5950-00-645-9445 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21370-001: End Item Identification: VALVE ASSY, SIZE 3; Special Features: PRESS OPER: 3000 PSIG: PROOF; 4500 PSIG; BURST; 7500 PSIG. 2 total characteristics are documented in the Federal Logistics Information System.