PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50132Stem,fluid Valve

Soniform Inc · NSN 4820-01-344-4480 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-344-4480 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-344-4480. Primary manufacturer part number: 50132.
Features
  • Stem,fluid Valve — FSC 4820
  • Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE
  • Material: COPPER ALLOY
  • Stem Actuating End Type: THREADED EXTERNALLY
  • 2 verified cross-references
  • Primary manufacturer: Soniform Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-344-4480, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Soniform Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-344-4480
Primary Part Number50132
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSoniform Inc
StatusACTIVE
Material Document and ClassificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE
MaterialCOPPER ALLOY
Stem Actuating End TypeTHREADED EXTERNALLY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5330-00-641-2229W853 INTERCHANGEABLE
Seal,plain Encased
Curtiss-Wright Controls, Inc. Div Actuation Division
5999-00-726-3232 INTERCHANGEABLE
Contact,electrical
2910-00-829-5807501-0032 INTERCHANGEABLE
Line,fuel Pump
Cummins Power Generation Inc.
3110-00-854-2754R8SS2 G-32 INTERCHANGEABLE
Bearing,ball,annular
Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation
3040-00-981-013950-132 INTERCHANGEABLE
Pawl
Motorola Solutions Danmark A/s
4520-01-307-707150132 INTERCHANGEABLE
Heating Element,electrical,nonim
American Wyott Corporation Dba Apw Wyott Food Service Equipment
5355-01-487-243450132 INTERCHANGEABLE
Knob
American Apex Corporation
Cross-Reference Index
Part NumberManufacturer
50132 Soniform Inc (USA)
592-6383569 Naval Sea Systems Command (USA)
Related Parts
5330-00-641-2229INTERCHANGEABLE
SEAL,PLAIN ENCASED
W853
5999-00-726-3232INTERCHANGEABLE
CONTACT,ELECTRICAL
2910-00-829-5807INTERCHANGEABLE
LINE,FUEL PUMP
501-0032
3110-00-854-2754INTERCHANGEABLE
BEARING,BALL,ANNULAR
R8SS2 G-32
3040-00-981-0139INTERCHANGEABLE
PAWL
50-132
4520-01-307-7071INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
50132
5355-01-487-2434INTERCHANGEABLE
KNOB
50132

Frequently Asked Questions

What is NSN 4820-01-344-4480?

NSN 4820-01-344-4480 is a Stem,fluid Valve, manufactured by Soniform Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-344-4480?

NSN 4820-01-344-4480 has 2 cross-referenced part numbers: 50132 (Soniform Inc), 592-6383569 (Naval Sea Systems Command).

What NSN replaces 4820-01-344-4480?

There are 7 known substitutes for 4820-01-344-4480: 5330-00-641-2229, 5999-00-726-3232, 2910-00-829-5807 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50132?

Key specifications for 50132: Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE; Material: COPPER ALLOY; Stem Actuating End Type: THREADED EXTERNALLY; End Item Identification: MK4 DIVERS BUOYANCY COMPENSATOR NON MAG. 5 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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