The Disk,valve, cataloged under National Stock Number 4820-01-465-5639, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lawler Manufacturing Company, Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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 | 4820-01-465-5639 |
| Primary Part Number | 1321 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Lawler Manufacturing Company, Inc. |
| Status | ACTIVE |
| Material | COPPER ALLOY |
| Style Designator | SOLID |
| Outside Diameter | 2.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-465-5639 is a Disk,valve, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-465-5639 has 2 cross-referenced part numbers: 1327-D (Lawler Manufacturing Company, Inc.), 1321 (Lawler Manufacturing Company, Inc.).
There are 5 known substitutes for 4820-01-465-5639: 6685-01-338-4907, 4820-01-465-5519, 4820-01-465-5534 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1321: End Item Identification: W/S CODE NIMITZ CLASS CVN; Material: COPPER ALLOY; Overall Height: 0.375 INCHES NOMINAL IN; Style Designator: SOLID. 6 total characteristics are documented in the Federal Logistics Information System.