The Valve,water Mixing, cataloged under National Stock Number 4510-01-212-5771, is classified within Federal Supply Class 4510 (Plumbing Fixtures and Accessories) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Lawler Manufacturing Company, Inc.. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4510-01-212-5771 |
| Primary Part Number | 21 3-4IN |
| Item Name | Valve,water Mixing |
| FSC / FSG | 4510 / 45 — Plumbing Fixtures and Accessories |
| Manufacturer | Lawler Manufacturing Company, Inc. |
| Status | ACTIVE |
| Second End Relationship with First End | IDENTICAL |
| Body Style | TEE GIVE "ADQL" AND "ADQM" ONLY WHEN FLANGED ALL ENDS |
| Face to Face Distance | 1.875 INCHES NOMINAL IN |
| First End Style Designator | PLAIN |
| First Connection Face to Centerline Distance | 1.875 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| First End Connection Type | THREADED EXTERNAL PIPE |
| First End Nominal Pipe Size Accommodated | 0.750 INCHES IN |
| Material | COPPER ALLOY BODY |
| Media for Which Designed | WATER, FRESH |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21 3-4IN PRIMARY | Lawler Manufacturing Company, Inc. (USA) |
NSN 4510-01-212-5771 is a Valve,water Mixing, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 4510, Plumbing Fixtures and Accessories. Status: active.
NSN 4510-01-212-5771 has 1 manufacturer part number on file: 21 3-4IN (Lawler Manufacturing Company, Inc.).
Key specifications for 21 3-4IN: Second End Relationship with First End: IDENTICAL; Body Style: TEE GIVE "ADQL" AND "ADQM" ONLY WHEN FLANGED ALL ENDS; Face to Face Distance: 1.875 INCHES NOMINAL IN; First End Style Designator: PLAIN. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.