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NSN 4820-01-457-3758Government record, cited

Stem, Fluid Valve4820-01-457-3758

NSN 4820-01-457-3758 · NIIN 014573758 · Part number 941-7976-005
Aqua-Chem, Inc. Dba Aqua-Chem Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0EXU3
Government record, cited
NSN 4820-01-457-3758 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-457-3758. Manufacturer of record part number: 941-7976-005.
Also searched as  4820-01-457-3758 · 4820014573758 · NIIN 014573758 · 01-457-3758 · FSC 4820 Valves, Nonpowered · CAGE 0EXU3 · 941-7976-005
Nearby stock numbers  ·
Features
  • Stem,fluid Valve — FSC 4820
  • Valve Type for Which Designed: ANGLE
  • Largest Outside Diameter: 2.000 INCHES NOMINAL IN
  • Stem Actuating End Type: THREADED EXTERNALLY
  • Valve Size for Which Designed: 6.000 INCHES IN
  • Material: NICKEL ALLOY
  • 1 manufacturer part number on file
  • Manufacturer of record: Aqua-Chem, Inc. Dba Aqua-Chem Inc
Identification
  • NSN: 4820-01-457-3758
  • NIIN: 014573758
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: 941-7976-005
  • Manufacturer: Aqua-Chem, Inc. Dba Aqua-Chem Inc
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-457-3758, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-457-3758
Primary Part Number941-7976-005
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerAqua-Chem, Inc. Dba Aqua-Chem Inc
StatusACTIVE
Valve Type for Which DesignedANGLE
Largest Outside Diameter2.000 INCHES NOMINAL IN
Stem Actuating End TypeTHREADED EXTERNALLY
Valve Size for Which Designed6.000 INCHES IN
MaterialNICKEL 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
941-7976-005 PRIMARY Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA)
Reference documents
ReferenceMeaning
941-7976-005 3/9 Design control — primary reference
Aqua-Chem, 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
Related Parts in Valves
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
8171E-1/4HS2
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
D559A3M2
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 4820-01-457-3758?

NSN 4820-01-457-3758 is a Stem,fluid Valve, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-457-3758?

NSN 4820-01-457-3758 has 1 manufacturer part number on file: 941-7976-005 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).

What are the specifications of 941-7976-005?

Key specifications for 941-7976-005: Valve Type for Which Designed: ANGLE; Largest Outside Diameter: 2.000 INCHES NOMINAL IN; Stem Actuating End Type: THREADED EXTERNALLY; Overall Length: 16.375 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-457-3758 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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