The Disk,valve, cataloged under National Stock Number 4820-01-174-1445, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Griswold Industries Dba Cla-Val Co. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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 | 4820-01-174-1445 |
| Primary Part Number | C2921K |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Griswold Industries Dba Cla-Val Co |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Material | NICKEL ALLOY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| C2921K | Griswold Industries Dba Cla-Val Co (USA) |
| 64785 PC 8 | Griswold Industries Dba Cla-Val Co (USA) |
| C2921 | Griswold Industries Dba Cla-Val Co (USA) |
NSN 4820-01-174-1445 is a Disk,valve, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-174-1445 has 3 cross-referenced part numbers: C2921K (Griswold Industries Dba Cla-Val Co), 64785 PC 8 (Griswold Industries Dba Cla-Val Co), C2921 (Griswold Industries Dba Cla-Val Co).
There are 3 known substitutes for 4820-01-174-1445: 4820-00-711-6700, 5950-00-834-2524, 5330-01-264-1155. Verify interchangeability with system specifications before substitution.
Key specifications for C2921K: Criticality Code Justification: ZZZY; Material: NICKEL ALLOY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 3 total characteristics are documented in the Federal Logistics Information System.