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NSN 4820-01-589-7657Government record, cited

Regulator, Thermostatic Temperatu4820-01-589-7657

NSN 4820-01-589-7657 · NIIN 015897657 · Part number 158553-51640
Yanmar America Corporation · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 80LX1
Government record, cited
NSN 4820-01-589-7657 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-589-7657. Manufacturer of record part number: 158553-51640.
Also searched as  4820-01-589-7657 · 4820015897657 · NIIN 015897657 · 01-589-7657 · FSC 4820 Valves, Nonpowered · CAGE 80LX1 · 158553-51640
Nearby stock numbers  ·
Features
  • Regulator,thermostatic Temperatu — FSC 4820
  • 1 manufacturer part number on file
  • Manufacturer of record: Yanmar America Corporation
Identification
  • NSN: 4820-01-589-7657
  • NIIN: 015897657
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: 158553-51640
  • Manufacturer: Yanmar America Corporation
General Description

The Regulator,thermostatic Temperatu, cataloged under National Stock Number 4820-01-589-7657, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Yanmar America Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
NSN4820-01-589-7657
Primary Part Number158553-51640
Item NameRegulator,thermostatic Temperatu
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerYanmar America Corporation
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
158553-51640 PRIMARY Yanmar America Corporation (USA)
Reference documents
ReferenceMeaning
158553-51640 3/9 Design control — primary reference
Yanmar Diesel America Corp
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 4820-01-589-7657?

NSN 4820-01-589-7657 is a Regulator,thermostatic Temperatu, manufactured by Yanmar America Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-589-7657?

NSN 4820-01-589-7657 has 1 manufacturer part number on file: 158553-51640 (Yanmar America Corporation).

What are the specifications of 158553-51640?

Key specifications for 158553-51640: Part Name Assigned by Controlling Agency: REGULATOR, THERMOSTAT; End Item Identification: 6115-01-561-7634. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-589-7657 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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