PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D50FF-04-2 1/2INValve,safety Relief

Dante Valve Company · NSN 4820-01-344-5607 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-344-5607 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-344-5607. Primary manufacturer part number: D50FF-04-2 1/2IN.
Features
  • Valve,safety Relief — FSC 4820
  • 17 verified cross-references
  • Primary manufacturer: Dante Valve Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-344-5607, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dante Valve Company. This item has 17 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameValve,safety Relief
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersHunt Valve Company, Inc. (CAGE 11859); Hunt Valve Company Inc Dba Union Flonetics (CAGE 34889); Dollinger Corp (CAGE 18170); Danco Valve Company (CAGE 65079); Dante Valve Company (CAGE 5P967)
Technical Specifications
ParameterValue
NSN4820-01-344-5607
Primary Part NumberD50FF-04-2 1/2IN
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDante Valve Company
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
4820-01-180-0849D50FF-04-3X3 INTERCHANGEABLE
Valve,safety Relief
Dante Valve Company
4820-01-331-3609 INTERCHANGEABLE
Stem,fluid Valve
4820-01-345-4051D50-2 1/2-005 INTERCHANGEABLE
Disk,valve
Dante Valve Company
5360-01-363-1488S50-2-5 INTERCHANGEABLE
Spring,helical,compression
Dante Valve Company
4820-01-406-6710B2024 INTERCHANGEABLE
Adjusting Screw,valve
Dante Valve Company
4820-01-423-3596BASHH09EKK INTERCHANGEABLE
Valve,safety Relief
Dante Valve Company
Cross-Reference Index
Part NumberManufacturer
R10AK2K2AM-BM1 Hunt Valve Company, Inc. (USA)
R10AK2K2AM Hunt Valve Company, Inc. (USA)
R10AK2K2AM Hunt Valve Company Inc Dba Union Flonetics (USA)
D50104-2.50IPS-36T44PSI Hunt Valve Company Inc Dba Union Flonetics (USA)
AI-104-72-030 Dollinger Corp (USA)
BASGG04SJJ 2-1/2 Danco Valve Company (USA)
BASGG04SJJ Dante Valve Company (USA)
D50FF-2 1/2-000 Dante Valve Company (USA)
D50104-2.50IPS-36T44PSI Hunt Valve Company, Inc. (USA)
R10AK2K2AM-BM1 Hunt Valve Company Inc Dba Union Flonetics (USA)
R10AK2KAM Hunt Valve Company Inc Dba Union Flonetics (USA)
D50FF-3-000 Danco Valve Company (USA)
D50FF-04-2 1/2IN Danco Valve Company (USA)
BASGG04SJJ 2-1/2 Dante Valve Company (USA)
D50FF-2 1/2-000 Danco Valve Company (USA)
BASGG04SJJ Danco Valve Company (USA)
D50FF-04-2 1/2IN PRIMARY Dante Valve Company (USA)
Related Parts
4820-01-180-0849INTERCHANGEABLE
VALVE,SAFETY RELIEF
D50FF-04-3X3
4820-01-331-3609INTERCHANGEABLE
STEM,FLUID VALVE
4820-01-345-4051INTERCHANGEABLE
DISK,VALVE
D50-2 1/2-005
5360-01-363-1488INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
S50-2-5
4820-01-406-6710INTERCHANGEABLE
ADJUSTING SCREW,VALVE
B2024
4820-01-423-3596INTERCHANGEABLE
VALVE,SAFETY RELIEF
BASHH09EKK

Frequently Asked Questions

What is NSN 4820-01-344-5607?

NSN 4820-01-344-5607 is a Valve,safety Relief, manufactured by Dante Valve Company, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-344-5607?

NSN 4820-01-344-5607 has 17 cross-referenced part numbers: R10AK2K2AM-BM1 (Hunt Valve Company, Inc.), R10AK2K2AM (Hunt Valve Company, Inc.), R10AK2K2AM (Hunt Valve Company Inc Dba Union Flonetics), D50104-2.50IPS-36T44PSI (Hunt Valve Company Inc Dba Union Flonetics), AI-104-72-030 (Dollinger Corp) and 12 more.

What NSN replaces 4820-01-344-5607?

There are 6 known substitutes for 4820-01-344-5607: 4820-01-180-0849, 4820-01-331-3609, 4820-01-345-4051 and 3 more. Verify interchangeability with system specifications before substitution.

Is NSN 4820-01-344-5607 still in active supply?

NSN 4820-01-344-5607 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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