The Seat,valve, cataloged under National Stock Number 4820-01-131-3150, 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 8 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-131-3150 |
| Primary Part Number | 992-D |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Lawler Manufacturing Company, Inc. |
| Status | ACTIVE |
| Material | COPPER ALLOY OVERALL |
| Style Designator | PLAIN FLANGED |
| Seating Surface Shape | FLAT |
| Under Flange Height | 2.563 INCHES NOMINAL IN |
| Body Outside Diameter | 2.875 INCHES NOMINAL IN |
| Flange Diameter | 4.000 INCHES NOMINAL IN |
| Flange Seat to Disk End Height | 0.375 INCHES NOMINAL IN |
| Body Inside Diameter | 2.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 992-D PIECE 18 | Lawler Manufacturing Company, Inc. (USA) |
| 1538 | Lawler Manufacturing Company, Inc. (USA) |
| 992-D PRIMARY | Lawler Manufacturing Company, Inc. (USA) |
NSN 4820-01-131-3150 is a Seat,valve, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-131-3150 has 3 cross-referenced part numbers: 992-D PIECE 18 (Lawler Manufacturing Company, Inc.), 1538 (Lawler Manufacturing Company, Inc.), 992-D (Lawler Manufacturing Company, Inc.).
There are 7 known substitutes for 4820-01-131-3150: 5305-00-626-4302, 4820-01-056-6838, 4820-01-093-0864 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 992-D: Material: COPPER ALLOY OVERALL; Style Designator: PLAIN FLANGED; Seating Surface Shape: FLAT; Under Flange Height: 2.563 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.