PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33310 PIECE 3 TO 6 REV J 1/4INStem,fluid Valve

Velan Valve Corp. · NSN 4820-01-204-8017 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-204-8017 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-204-8017. Primary manufacturer part number: 33310 PIECE 3 TO 6 REV J 1/4IN.
Features
  • Stem,fluid Valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Velan Valve Corp.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-204-8017, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Velan Valve Corp.. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-204-8017
Primary Part Number33310 PIECE 3 TO 6 REV J 1/4IN
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerVelan Valve Corp.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-258-352733-3-10 INTERCHANGEABLE
Relay,electromagnetic
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
3110-00-293-8468PS33310 INTERCHANGEABLE
Bearing,ball,annular
Honeywell International Inc. Div Aerospace - Torrance
5999-00-817-512733-310 INTERCHANGEABLE
Clip,electrical
Gc/waldom Inc
5940-01-067-6385410-GP-Y-10 INTERCHANGEABLE
Terminal Board
Regal Beloit America, Inc
5305-01-083-534012265522 INTERCHANGEABLE
Screw,cap,socket Head
U S Army Tank Automotive Command Amsta-Im-Mm
4820-01-160-58443BV-A2001 INTERCHANGEABLE
Stem,fluid Valve
Velan Valve Corp.
4820-01-195-443733310 PIECE 24 I/2IN INTERCHANGEABLE
Stem,fluid Valve
Velan Valve Corp.
4820-01-200-23907BV-2502 INTERCHANGEABLE
Stem,fluid Valve
Velan Valve Corp.
4820-01-200-26047BU-2003 INTERCHANGEABLE
Disk,valve
Velan Valve Corp.
4820-01-202-85774-BV-2502 INTERCHANGEABLE
Stem,fluid Valve
Velan Valve Corp.
Cross-Reference Index
Part NumberManufacturer
33310 Velan Valve Corp. (USA)
33310 PIECE 3 TO 6 REV J 1/4IN PRIMARY Velan Valve Corp. (USA)
33310 PIECE 3 T Velan Valve Corp. (USA)
Related Parts
5945-00-258-3527INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
33-3-10
3110-00-293-8468INTERCHANGEABLE
BEARING,BALL,ANNULAR
PS33310
5999-00-817-5127INTERCHANGEABLE
CLIP,ELECTRICAL
33-310
5940-01-067-6385INTERCHANGEABLE
TERMINAL BOARD
410-GP-Y-10
5305-01-083-5340INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
12265522
4820-01-160-5844INTERCHANGEABLE
STEM,FLUID VALVE
3BV-A2001
4820-01-195-4437INTERCHANGEABLE
STEM,FLUID VALVE
33310 PIECE 24 I/2IN
4820-01-200-2390INTERCHANGEABLE
STEM,FLUID VALVE
7BV-2502
4820-01-200-2604INTERCHANGEABLE
DISK,VALVE
7BU-2003
4820-01-202-8577INTERCHANGEABLE
STEM,FLUID VALVE
4-BV-2502
4820-01-227-1250INTERCHANGEABLE
DISK,VALVE
RP00-255-419-S
4820-01-391-0891INTERCHANGEABLE
FLANGE,GLAND,VALVE
16771-3

Frequently Asked Questions

What is NSN 4820-01-204-8017?

NSN 4820-01-204-8017 is a Stem,fluid Valve, manufactured by Velan Valve Corp., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-204-8017?

NSN 4820-01-204-8017 has 3 cross-referenced part numbers: 33310 (Velan Valve Corp.), 33310 PIECE 3 TO 6 REV J 1/4IN (Velan Valve Corp.), 33310 PIECE 3 T (Velan Valve Corp.).

What NSN replaces 4820-01-204-8017?

There are 12 known substitutes for 4820-01-204-8017: 5945-00-258-3527, 3110-00-293-8468, 5999-00-817-5127 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33310 PIECE 3 TO 6 REV J 1/4IN?

Key specifications for 33310 PIECE 3 TO 6 REV J 1/4IN: Special Features: 416 STAINLESS STEEL;. 1 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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