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NSN 4820-01-040-6891Government record, cited

Diaphragm, Actuator Valve, Special4820-01-040-6891

NSN 4820-01-040-6891 · NIIN 010406891 · Part number 5326788-A1
Industrial Service and Supply, Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0Z007
Government record, cited
NSN 4820-01-040-6891 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-040-6891. Manufacturer of record part number: 5326788-A1.
Also searched as  4820-01-040-6891 · 4820010406891 · NIIN 010406891 · 01-040-6891 · FSC 4820 Valves, Nonpowered · CAGE 0Z007 · 5326788-A1 · 5326788-1
Nearby stock numbers  ·
Features
  • Diaphragm,actuator Valve,special — FSC 4820
  • Style Designator: SPECIAL SHAPED
  • Material: RUBBER AND ALUMINUM ALLOY
  • 1 manufacturer part number on file
  • Manufacturer of record: Industrial Service and Supply, Inc
Identification
  • NSN: 4820-01-040-6891
  • NIIN: 010406891
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: 5326788-A1
  • Manufacturer: Industrial Service and Supply, Inc
General Description

The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-01-040-6891, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Industrial Service and Supply, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-040-6891
Primary Part Number5326788-A1
Item NameDiaphragm,actuator Valve,special
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerIndustrial Service and Supply, Inc
StatusACTIVE
Style DesignatorSPECIAL SHAPED
MaterialRUBBER AND ALUMINUM 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
5326788-A1 PRIMARY Industrial Service and Supply, Inc (USA)
Reference documents
ReferenceMeaning
5326788-1 5/9 Secondary reference
Elsag Bailey Inc
5326788-A1 5/9 Secondary reference
Elsag Bailey Inc
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 4820-01-040-6891?

NSN 4820-01-040-6891 is a Diaphragm,actuator Valve,special, manufactured by Industrial Service and Supply, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-040-6891?

NSN 4820-01-040-6891 has 1 manufacturer part number on file: 5326788-A1 (Industrial Service and Supply, Inc).

What are the specifications of 5326788-A1?

Key specifications for 5326788-A1: Style Designator: SPECIAL SHAPED; Material: RUBBER AND ALUMINUM ALLOY. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-040-6891 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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