PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BASAA04SHHValve,safety Relief

Dante Valve Company · NSN 4820-01-346-4128 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-346-4128 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-346-4128. Primary manufacturer part number: BASAA04SHH.
Features
  • Valve,safety Relief — FSC 4820
  • Style Designator: ANGLE
  • Nominal Pipe Size Accommodated: 2.000 INCHES ALL ENDS IN
  • Valve Operation Method: AUTOMATIC
  • Adjustable Pressure Range: +23.0 TO 45.0 POUNDS PER SQUARE INCH LBS
  • Material: BRONZE BODY
  • Connection Style: STREAMLINED WITH ONE BRAZING RING (TUBE) ALL ENDS
  • Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Bronze Body construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-346-4128, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dante Valve Company. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN4820-01-346-4128
Primary Part NumberBASAA04SHH
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDante Valve Company
StatusACTIVE
Style DesignatorANGLE
Nominal Pipe Size Accommodated2.000 INCHES ALL ENDS IN
Valve Operation MethodAUTOMATIC
Adjustable Pressure Range+23.0 TO 45.0 POUNDS PER SQUARE INCH LBS
MaterialBRONZE BODY
Connection StyleSTREAMLINED WITH ONE BRAZING RING (TUBE) ALL ENDS
Connection TypeUNTHREADED INTERNAL PIPE ALL ENDS
Flow Control DeviceDISK
Disk Loading MethodSPRING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-220-084120253FS41M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
D2000 2.00IN Danco Valve Company (USA)
D50UU-04-2IN Danco Valve Company (USA)
BASAA04SHH PRIMARY Dante Valve Company (USA)
BASAA04SHH Danco Valve Company (USA)
Related Parts
4820-01-220-0841INTERCHANGEABLE
VALVE,SAFETY RELIEF
20253FS41M

Frequently Asked Questions

What is NSN 4820-01-346-4128?

NSN 4820-01-346-4128 is a Valve,safety Relief, manufactured by Dante Valve Company, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-346-4128?

NSN 4820-01-346-4128 has 4 cross-referenced part numbers: D2000 2.00IN (Danco Valve Company), D50UU-04-2IN (Danco Valve Company), BASAA04SHH (Dante Valve Company), BASAA04SHH (Danco Valve Company).

What NSN replaces 4820-01-346-4128?

There is 1 known substitute for 4820-01-346-4128: 4820-01-220-0841. Verify interchangeability with system specifications before substitution.

What are the specifications of BASAA04SHH?

Key specifications for BASAA04SHH: Style Designator: ANGLE; Nominal Pipe Size Accommodated: 2.000 INCHES ALL ENDS IN; Valve Operation Method: AUTOMATIC; Adjustable Pressure Range: +23.0 TO 45.0 POUNDS PER SQUARE INCH LBS. 9 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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