The Stem,fluid Valve, cataloged under National Stock Number 4820-01-304-5571, 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 2 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-304-5571 |
| Primary Part Number | 1023-D |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Lawler Manufacturing Company, Inc. |
| Status | ACTIVE |
| Material | NICKEL ALLOY |
| Largest Outside Diameter | 0.745 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1023-D PRIMARY | Lawler Manufacturing Company, Inc. (USA) |
| 1500D | Lawler Manufacturing Company, Inc. (USA) |
| 1500D PIECE 19 | Lawler Manufacturing Company, Inc. (USA) |
NSN 4820-01-304-5571 is a Stem,fluid Valve, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-304-5571 has 3 cross-referenced part numbers: 1023-D (Lawler Manufacturing Company, Inc.), 1500D (Lawler Manufacturing Company, Inc.), 1500D PIECE 19 (Lawler Manufacturing Company, Inc.).
There are 4 known substitutes for 4820-01-304-5571: 6670-01-104-6234, 4510-01-233-5049, 4440-01-530-3794 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1023-D: Overall Length: 4.375 INCHES NOMINAL IN; Material: NICKEL ALLOY; Largest Outside Diameter: 0.745 INCHES NOMINAL IN. 3 total characteristics are documented in the Federal Logistics Information System.