The Valve,safety Relief, cataloged under National Stock Number 4820-01-553-0474, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. This item has 7 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-553-0474 |
| Primary Part Number | 23508-1 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Circor Aerospace, Inc. Dba Circor Aerospace Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MC33-53 ITEM 9 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| MC33-60-1 PC9 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| MC33-62-1 PC5 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| 23508-1 PRIMARY | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| MC33-54 ITEM 5 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| MC33-61-1 PC5 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| MC33-61-2 PC5 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
NSN 4820-01-553-0474 is a Valve,safety Relief, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-553-0474 has 7 cross-referenced part numbers: MC33-53 ITEM 9 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), MC33-60-1 PC9 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), MC33-62-1 PC5 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 23508-1 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), MC33-54 ITEM 5 (Circor Aerospace, Inc. Dba Circor Aerospace Inc) and 2 more.
There is 1 known substitute for 4820-01-553-0474: 5325-01-421-6239. Verify interchangeability with system specifications before substitution.
Key specifications for 23508-1: End Item Identification: MANIFOLD 5VL RED; Part Name Assigned by Controlling Agency: VALVE SHUT-OFF. 2 total characteristics are documented in the Federal Logistics Information System.