PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W03-2074B-02TSValve,globe

Velan Inc · NSN 4820-01-321-8101 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-321-8101 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-321-8101. Primary manufacturer part number: W03-2074B-02TS.
Features
  • Valve,globe — FSC 4820
  • Flow Control Device: DISK
  • Valve Operation Method: MANUAL
  • Style Designator: STRAIGHT THRU
  • Bonnet Type: INSIDE SCREW
  • Connection Style: SOCKET ALL ENDS
  • Nominal Pipe Size Accommodated: 0.855 INCHES ALL ENDS IN
  • Renewable Seat Ring Type: BOLTED
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-01-321-8101, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Velan Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-321-8101
Primary Part NumberW03-2074B-02TS
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerVelan Inc
StatusACTIVE
Flow Control DeviceDISK
Valve Operation MethodMANUAL
Style DesignatorSTRAIGHT THRU
Bonnet TypeINSIDE SCREW
Connection StyleSOCKET ALL ENDS
Nominal Pipe Size Accommodated0.855 INCHES ALL ENDS IN
Renewable Seat Ring TypeBOLTED
MaterialSTEEL CORROSION RESISTING BODY
Connection TypeUNTHREADED INTERNAL PIPE ALL ENDS
Bonnet Attachment MethodBOLTED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-100-6150 INTERCHANGEABLE
Ball,bearing
5325-00-202-2515 INTERCHANGEABLE
Grommet,nonmetallic
2815-00-271-954985510A INTERCHANGEABLE
Valve,poppet,engine
Brinkley Technology Group Llc Dba Hercules Manufacturing
9320-00-618-0697 INTERCHANGEABLE
Rubber Sheet,cellular
5930-00-875-1059684-454-9002 INTERCHANGEABLE
Switch,rotary
Honeywell International Inc. Div Aerospace - Torrance
3110-01-246-7299 INTERCHANGEABLE
Bearing,ball,annular
4820-01-298-523033-45-1.0 INTERCHANGEABLE
Valve,globe
Velan Inc
4820-01-298-535433-45-1.0-4 INTERCHANGEABLE
Stem,fluid Valve
Velan Inc
6515-01-490-51163345 INTERCHANGEABLE
Support,bow
Mizuho Orthopedic Systems, Inc. Dba Mizuho Orthopedic Systems Inc
4820-01-537-3558W03-2074B-02TSG INTERCHANGEABLE
Valve,globe
Velan Valve Corp.
Cross-Reference Index
Part NumberManufacturer
33-45 .50IN Velan Inc (CAN)
33-45 Velan Inc (CAN)
W03-2074B-02TS PRIMARY Velan Inc (CAN)
Related Parts
3110-00-100-6150INTERCHANGEABLE
BALL,BEARING
5325-00-202-2515INTERCHANGEABLE
GROMMET,NONMETALLIC
2815-00-271-9549INTERCHANGEABLE
VALVE,POPPET,ENGINE
85510A
9320-00-618-0697INTERCHANGEABLE
RUBBER SHEET,CELLULAR
5930-00-875-1059INTERCHANGEABLE
SWITCH,ROTARY
684-454-9002
3110-01-246-7299INTERCHANGEABLE
BEARING,BALL,ANNULAR
4820-01-298-5230INTERCHANGEABLE
VALVE,GLOBE
33-45-1.0
4820-01-298-5354INTERCHANGEABLE
STEM,FLUID VALVE
33-45-1.0-4
6515-01-490-5116INTERCHANGEABLE
SUPPORT,BOW
3345
4820-01-537-3558INTERCHANGEABLE
VALVE,GLOBE
W03-2074B-02TSG
6510-01-588-1963INTERCHANGEABLE
FILM,SKIN PROTECTIVE
3345

Frequently Asked Questions

What is NSN 4820-01-321-8101?

NSN 4820-01-321-8101 is a Valve,globe, manufactured by Velan Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-321-8101?

NSN 4820-01-321-8101 has 3 cross-referenced part numbers: 33-45 .50IN (Velan Inc), 33-45 (Velan Inc), W03-2074B-02TS (Velan Inc).

What NSN replaces 4820-01-321-8101?

There are 11 known substitutes for 4820-01-321-8101: 3110-00-100-6150, 5325-00-202-2515, 2815-00-271-9549 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of W03-2074B-02TS?

Key specifications for W03-2074B-02TS: Flow Control Device: DISK; Valve Operation Method: MANUAL; Style Designator: STRAIGHT THRU; Bonnet Type: INSIDE SCREW. 10 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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