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NSN 4820-01-424-7283Government record, cited

Valve, Regulating, Fluid Pressure4820-01-424-7283

NSN 4820-01-424-7283 · NIIN 014247283 · Part number MB1403-1
Comco, Inc. Dba Comco Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 50325
Government record, cited
NSN 4820-01-424-7283 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-424-7283. Manufacturer of record part number: MB1403-1.
Also searched as  4820-01-424-7283 · 4820014247283 · NIIN 014247283 · 01-424-7283 · FSC 4820 Valves, Nonpowered · CAGE 50325 · MB1403-1
Nearby stock numbers  ·
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Flow Control Device: DIAPHRAGM
  • 1 manufacturer part number on file
  • Manufacturer of record: Comco, Inc. Dba Comco Inc
Identification
  • NSN: 4820-01-424-7283
  • NIIN: 014247283
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: MB1403-1
  • Manufacturer: Comco, Inc. Dba Comco Inc
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-424-7283, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Comco, Inc. Dba Comco Inc. 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
NSN4820-01-424-7283
Primary Part NumberMB1403-1
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerComco, Inc. Dba Comco Inc
StatusACTIVE
Flow Control DeviceDIAPHRAGM
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
MB1403-1 PRIMARY Comco, Inc. Dba Comco Inc (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 4820-01-424-7283?

NSN 4820-01-424-7283 is a Valve,regulating,fluid Pressure, manufactured by Comco, Inc. Dba Comco Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-424-7283?

NSN 4820-01-424-7283 has 1 manufacturer part number on file: MB1403-1 (Comco, Inc. Dba Comco Inc).

What are the specifications of MB1403-1?

Key specifications for MB1403-1: Flow Control Device: DIAPHRAGM; End Item Identification: AIR FORCE WEAPON SYSTEM CODE HU ELECTRONIC WARFARE EQUIPMENT NON-AIRBOURNE. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-424-7283 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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