The Valve,tee, cataloged under National Stock Number 4820-01-258-2703, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Greno Industries, Inc. Dba Greno Industries Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-258-2703 |
| Primary Part Number | 2500XX 8 |
| Item Name | Valve,tee |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Greno Industries, Inc. Dba Greno Industries Inc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Material | STEEL COMP 316 BODY |
| 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 |
|---|---|
| 2500XX 8 PRIMARY | Greno Industries, Inc. Dba Greno Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 2500XX | D/9 Drawing number reference only Greno Industries, Inc. Dba Greno Industries Inc |
| 2503 | C/1 Advisory reference — outside the item-of-supply concept Greno Industries, Inc. Dba Greno Industries Inc |
NSN 4820-01-258-2703 is a Valve,tee, manufactured by Greno Industries, Inc. Dba Greno Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-258-2703 has 1 manufacturer part number on file: 2500XX 8 (Greno Industries, Inc. Dba Greno Industries Inc).
3 possible matches (shared part number, not a government interchangeability claim): 4730-01-258-6914, 4710-01-258-9514, 4710-01-258-9515. Verify interchangeability with system specifications before substitution.
Key specifications for 2500XX 8: Flow Control Device: DISK; Material: STEEL COMP 316 BODY. 2 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.