PartsTable TECHNICAL DATA SHEET
NSN 4820-01-591-3526Government record, cited

Disk, Valve4820-01-591-3526

NSN 4820-01-591-3526 · NIIN 015913526 · Part number 61E685701750017
William Powell Company, the Dba Powell Valve Div the Starflo Corporation · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 48422
Government record, cited
NSN 4820-01-591-3526 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-591-3526. Manufacturer of record part number: 61E685701750017.
Also searched as  4820-01-591-3526 · 4820015913526 · NIIN 015913526 · 01-591-3526 · FSC 4820 Valves, Nonpowered · CAGE 48422 · 61E685701750017
Nearby stock numbers  ·
Features
  • Disk,valve — FSC 4820
  • Material: ALUMINUM ALLOY AND COBALT ALLOY AND NICKEL ALLOY
  • 1 manufacturer part number on file
  • Manufacturer of record: William Powell Company, the Dba Powell Valve Div the Starflo Corporation
Identification
  • NSN: 4820-01-591-3526
  • NIIN: 015913526
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: 61E685701750017
  • Manufacturer: William Powell Company, the Dba Powell Valve Div the Starflo Corporation
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-591-3526, 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 1 specification, 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.

Technical Specifications
ParameterValue
NSN4820-01-591-3526
Primary Part Number61E685701750017
Item NameDisk,valve
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerWilliam Powell Company, the Dba Powell Valve Div the Starflo Corporation
StatusACTIVE
MaterialALUMINUM ALLOY AND COBALT ALLOY AND NICKEL ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
61E685701750017 PRIMARY William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-591-3526?

NSN 4820-01-591-3526 is a Disk,valve, manufactured by William Powell Company, the Dba Powell Valve Div the Starflo Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-591-3526?

NSN 4820-01-591-3526 has 1 manufacturer part number on file: 61E685701750017 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).

What are the specifications of 61E685701750017?

Key specifications for 61E685701750017: Special Features: .75 INCH GLOBE VALVE; MATERIAL STELLITE IN; Part Name Assigned by Controlling Agency: DISC; Material: ALUMINUM ALLOY AND COBALT ALLOY AND NICKEL ALLOY. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-591-3526 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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