PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40-01-03Stem,fluid Valve

Bay State Controls Corporation · NSN 4810-01-344-9336 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-344-9336 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-344-9336. Primary manufacturer part number: 40-01-03.
Features
  • Stem,fluid Valve — FSC 4810
  • Features Provided: INTEGRAL DISK
  • Valve Type for Which Designed: BUTTERFLY
  • Largest Outside Diameter: 4.000 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • 1 verified cross-reference
  • Primary manufacturer: Bay State Controls Corporation
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 4810-01-344-9336, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Bay State Controls Corporation. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-344-9336
Primary Part Number40-01-03
Item NameStem,fluid Valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerBay State Controls Corporation
StatusACTIVE
Features ProvidedINTEGRAL DISK
Valve Type for Which DesignedBUTTERFLY
Largest Outside Diameter4.000 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5306-00-144-3705 INTERCHANGEABLE
Bolt,machine
4730-00-172-0022AS15003-2 INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
5325-00-598-1001400103 INTERCHANGEABLE
Ring,retaining
Hdt Expeditionary Systems Inc
3110-01-085-9998400103 INTERCHANGEABLE
Seat,bearing
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
4820-01-212-0736400103 INTERCHANGEABLE
Disk,valve
Cmb Industries Febco Div
Cross-Reference Index
Part NumberManufacturer
40-01-03 Bay State Controls Corporation (USA)
Related Parts
5306-00-144-3705INTERCHANGEABLE
BOLT,MACHINE
4730-00-172-0022INTERCHANGEABLE
FITTING,LUBRICATION
AS15003-2
5325-00-598-1001INTERCHANGEABLE
RING,RETAINING
400103
3110-01-085-9998INTERCHANGEABLE
SEAT,BEARING
400103
4820-01-212-0736INTERCHANGEABLE
DISK,VALVE
400103

Frequently Asked Questions

What is NSN 4810-01-344-9336?

NSN 4810-01-344-9336 is a Stem,fluid Valve, manufactured by Bay State Controls Corporation, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-344-9336?

NSN 4810-01-344-9336 has 1 cross-referenced part number: 40-01-03 (Bay State Controls Corporation).

What NSN replaces 4810-01-344-9336?

There are 5 known substitutes for 4810-01-344-9336: 5306-00-144-3705, 4730-00-172-0022, 5325-00-598-1001 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40-01-03?

Key specifications for 40-01-03: Features Provided: INTEGRAL DISK; Overall Length: 8.500 INCHES NOMINAL IN; Valve Type for Which Designed: BUTTERFLY; Largest Outside Diameter: 4.000 INCHES NOMINAL IN. 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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