PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20253FS41MValve,safety Relief

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-220-0841 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-220-0841 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-220-0841. Primary manufacturer part number: 20253FS41M.
Features
  • Valve,safety Relief — FSC 4820
  • 6 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 4820-01-220-0841, 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. This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,safety Relief
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersEmerson Automation Solutions Final Control Us Lp Div Navy Product Team (CAGE 15187); Dante Valve Company (CAGE 5P967); Anderson Greenwood and Co (CAGE 34494); Danco Valve Company (CAGE 65079); Anderson Greenwood Lp Dba Anderson Greenwood Crosby (CAGE 01343)
Technical Specifications
ParameterValue
NSN4820-01-220-0841
Primary Part Number20253FS41M
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4820-01-124-852320253HS41M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-126-5321BAMGG05SHH INTERCHANGEABLE
Valve,safety Relief
Dante Valve Company
4820-01-213-7961DL040HB/2-NMP111 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-236-265420273 US41M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-272-6761 INTERCHANGEABLE
Disk,valve
4820-01-346-4128BASAA04SHH INTERCHANGEABLE
Valve,safety Relief
Dante Valve Company
4820-01-467-3326B2022M INTERCHANGEABLE
Stem,fluid Valve
Dante Valve Company
4820-01-478-5438BAMAAO6MHH/CD2000-M-4 INTERCHANGEABLE
Valve,safety Relief
Dante Valve Company
4820-01-479-2451BAMAA06MHH INTERCHANGEABLE
Valve,safety Relief
Dante Valve Company
4820-01-510-3140BAMAA07MHH/CD2000-M-7 INTERCHANGEABLE
Valve,safety Relief
Dante Valve Company
Cross-Reference Index
Part NumberManufacturer
20253FS41M PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
D50UU-04 2IN PRIMARY Dante Valve Company (USA)
20253FS41M Anderson Greenwood and Co (USA)
D2000M Danco Valve Company (USA)
D50UU-04 2IN Danco Valve Company (USA)
20253FS41M Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
4820-01-124-8523INTERCHANGEABLE
VALVE,SAFETY RELIEF
20253HS41M
4820-01-126-5321INTERCHANGEABLE
VALVE,SAFETY RELIEF
BAMGG05SHH
4820-01-213-7961INTERCHANGEABLE
VALVE,SAFETY RELIEF
DL040HB/2-NMP111
4820-01-236-2654INTERCHANGEABLE
VALVE,SAFETY RELIEF
20273 US41M
4820-01-272-6761INTERCHANGEABLE
DISK,VALVE
4820-01-346-4128INTERCHANGEABLE
VALVE,SAFETY RELIEF
BASAA04SHH
4820-01-467-3326INTERCHANGEABLE
STEM,FLUID VALVE
B2022M
4820-01-478-5438INTERCHANGEABLE
VALVE,SAFETY RELIEF
BAMAAO6MHH/CD2000-M-4
4820-01-479-2451INTERCHANGEABLE
VALVE,SAFETY RELIEF
BAMAA06MHH
4820-01-510-3140INTERCHANGEABLE
VALVE,SAFETY RELIEF
BAMAA07MHH/CD2000-M-7

Frequently Asked Questions

What is NSN 4820-01-220-0841?

NSN 4820-01-220-0841 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 4820-01-220-0841?

NSN 4820-01-220-0841 has 6 cross-referenced part numbers: 20253FS41M (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), D50UU-04 2IN (Dante Valve Company), 20253FS41M (Anderson Greenwood and Co), D2000M (Danco Valve Company), D50UU-04 2IN (Danco Valve Company) and 1 more.

What NSN replaces 4820-01-220-0841?

There are 10 known substitutes for 4820-01-220-0841: 4820-01-124-8523, 4820-01-126-5321, 4820-01-213-7961 and 7 more. Verify interchangeability with system specifications before substitution.

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