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NSN 4820-01-560-9381Government record, cited

Valve, Check4820-01-560-9381

NSN 4820-01-560-9381 · NIIN 015609381 · Part number F1HSSMT.500SS
International Valve Corp Dba Check-All Valve Mfg. Co. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 28396
Government record, cited
NSN 4820-01-560-9381 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-560-9381. Manufacturer of record part number: F1HSSMT.500SS.
Also searched as  4820-01-560-9381 · 4820015609381 · NIIN 015609381 · 01-560-9381 · FSC 4820 Valves, Nonpowered · CAGE 28396 · F1HSSMT.500SS · AUST-03 ITEM 11
Nearby stock numbers  ·
Features
  • Valve,check — FSC 4820
  • 2 manufacturer part numbers on file
  • Manufacturer of record: International Valve Corp Dba Check-All Valve Mfg. Co.
Identification
  • NSN: 4820-01-560-9381
  • NIIN: 015609381
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: F1HSSMT.500SS
  • Manufacturer: International Valve Corp Dba Check-All Valve Mfg. Co.
General Description

The Valve,check, cataloged under National Stock Number 4820-01-560-9381, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is International Valve Corp Dba Check-All Valve Mfg. Co.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts
Item NameValve,check
FSC / FSG4820 — Valves, Nonpowered (FSG 48)
ManufacturersInternational Valve Corp Dba Check-All Valve Mfg. Co. (CAGE 28396); Systems Specialties Company (CAGE 34TB2)
Technical Specifications
ParameterValue
NSN4820-01-560-9381
Primary Part NumberF1HSSMT.500SS
Item NameValve,check
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerInternational Valve Corp Dba Check-All Valve Mfg. Co.
StatusACTIVE
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
F1HSSMT.500SS PRIMARY International Valve Corp Dba Check-All Valve Mfg. Co. (USA)
AUST-03 ITEM 11 Systems Specialties Company (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 4820-01-560-9381?

NSN 4820-01-560-9381 is a Valve,check, manufactured by International Valve Corp Dba Check-All Valve Mfg. Co., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-560-9381?

NSN 4820-01-560-9381 has 2 manufacturer part numbers on file: F1HSSMT.500SS (International Valve Corp Dba Check-All Valve Mfg. Co.), AUST-03 ITEM 11 (Systems Specialties Company).

Is NSN 4820-01-560-9381 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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