The Valve,lock, cataloged under National Stock Number 4820-01-415-9852, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pneudraulics, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-415-9852 |
| Primary Part Number | 9521-1 |
| Item Name | Valve,lock |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Pneudraulics, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | CRACKING PRESSURE SHALL BE 150 +/--25 PSID ACROSS INLET AND OUTLET PORTS WITH NO PILOT PRESSURE APPLIED. PILOT PRESSURE SHALL BE 750 +/-100 PSIG WITH 3000 PSIG APPLIED TO OUTLET PORT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7572554-002 | General Dynamics Land Systems Inc. (USA) |
| 9521-1 PRIMARY | Pneudraulics, Inc. (USA) |
NSN 4820-01-415-9852 is a Valve,lock, manufactured by Pneudraulics, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-415-9852 has 2 cross-referenced part numbers: 7572554-002 (General Dynamics Land Systems Inc.), 9521-1 (Pneudraulics, Inc.).
There are 6 known substitutes for 4820-01-415-9852: 5340-00-123-6243, 4920-01-079-5331, 6625-01-148-4792 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 9521-1: General Characteristics Item Description: CRACKING PRESSURE SHALL BE 150 +/--25 PSID ACROSS INLET AND OUTLET PORTS WITH NO PILOT PRESSURE APPLIED. PILOT PRESSURE SHALL BE 750 +/-100 PSIG WITH 3000 PSIG APPLIED TO OUTLET PORT; End Item Identification: AIRCRAFT, (AC-13). 2 total characteristics are documented in the Federal Logistics Information System.