PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20205H01H0160Valve,safety Relief

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-462-9501 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-462-9501 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-462-9501. Primary manufacturer part number: 20205H01H0160.
Features
  • Valve,safety Relief — FSC 4820
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 3 verified cross-references
  • Primary manufacturer: Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-462-9501, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-462-9501
Primary Part Number20205H01H0160
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-151-25742020501641M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
20205H01H0160 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
2020501641M Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
20205G01H0160 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
4820-01-151-2574INTERCHANGEABLE
VALVE,SAFETY RELIEF
2020501641M

Frequently Asked Questions

What is NSN 4820-01-462-9501?

NSN 4820-01-462-9501 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-462-9501?

NSN 4820-01-462-9501 has 3 cross-referenced part numbers: 20205H01H0160 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 2020501641M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20205G01H0160 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).

What NSN replaces 4820-01-462-9501?

There is 1 known substitute for 4820-01-462-9501: 4820-01-151-2574. Verify interchangeability with system specifications before substitution.

What are the specifications of 20205H01H0160?

Key specifications for 20205H01H0160: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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