The Valve,butterfly, cataloged under National Stock Number 4810-01-253-4889, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Garsite Tsr Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-253-4889 |
| Primary Part Number | S51-0038 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Garsite Tsr Inc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDLE |
| FSC Application Data | USED ON HYDRANT HOSE TRUCK |
| Nominal Pipe Size Accommodated | 6.960 INCHES ALL ENDS IN |
| Connection Style | GROOVED (PIPE) ALL ENDS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material | IRON BODY |
| Material | STEEL COMP 416 STEM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |
| Material | IRON FLOW CONTROL DEVICE |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4810-01-253-4889 is a Valve,butterfly, manufactured by Garsite Tsr Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-253-4889 has 2 manufacturer part numbers on file: S51-0038 (Garsite Tsr Inc), 51-0038 (Garsite Tsr Inc).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-302-5977. Verify interchangeability with system specifications before substitution.
Key specifications for S51-0038: Furnished Items and Quantity: 1 HANDLE; FSC Application Data: USED ON HYDRANT HOSE TRUCK; Nominal Pipe Size Accommodated: 6.960 INCHES ALL ENDS IN; Connection Style: GROOVED (PIPE) ALL ENDS. 12 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.