The Stem,fluid Valve, cataloged under National Stock Number 4820-01-115-6756, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is William Powell Company, the Dba Powell Valve Div the Starflo Corporation. Government technical data includes 3 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-115-6756 |
| Primary Part Number | E-26631 REV D T-316 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| Status | CANCELLED |
| Largest Outside Diameter | 0.500 INCHES NOMINAL IN |
| Stem Actuating End Type | SQUARE |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| E-26631 REV D T-316 PRIMARY | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| 2620-925X2ASSYE3-4IN PIECE 4 | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| Reference | Meaning |
|---|---|
| SS845-1889567-4 3/4IN | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 2620-925X2 | D/9 Drawing number reference only U.S. Government activity |
| 2620-925X2PIECE4 3/4IN | C/1 Advisory reference — outside the item-of-supply concept William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| SS845-1889567ASSYE3-4IN PIECE 4 | 5/2 Secondary reference U.S. Government activity |
| 2620-925X2PIECE4 3/4IN | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| SS845-1889567 | D/9 Drawing number reference only U.S. Government activity |
| 2620-925X2ASSYE3-4IN PIECE 4 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-115-6756 is a Stem,fluid Valve, manufactured by William Powell Company, the Dba Powell Valve Div the Starflo Corporation, classified under FSC 4820, Valves, Nonpowered. Status: cancelled.
NSN 4820-01-115-6756 has 2 manufacturer part numbers on file: E-26631 REV D T-316 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 2620-925X2ASSYE3-4IN PIECE 4 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).
6 possible matches (shared part number, not a government interchangeability claim): 4820-01-118-8056, 4820-01-132-9183, 4820-01-133-0246. Verify interchangeability with system specifications before substitution.
Key specifications for E-26631 REV D T-316: Largest Outside Diameter: 0.500 INCHES NOMINAL IN; Stem Actuating End Type: SQUARE; Overall Length: 6.250 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING. 3 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.
NSN 4820-01-115-6756 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.