PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8-346Valve,reg.special

Matheson Co Div of G D Searle Medical Products · NSN 4820-01-322-5195 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-322-5195 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-322-5195. Primary manufacturer part number: 8-346.
Features
  • Valve,reg.special — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Matheson Co Div of G D Searle Medical Products
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,reg.special, cataloged under National Stock Number 4820-01-322-5195, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Matheson Co Div of G D Searle Medical Products. This item has 1 commercial cross-reference 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
NSN4820-01-322-5195
Primary Part Number8-346
Item NameValve,reg.special
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMatheson Co Div of G D Searle Medical Products
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6610-00-343-9331 INTERCHANGEABLE
Outlet Tube Assy
3120-00-353-94648346 INTERCHANGEABLE
Roller,linear-Rotary Motion
Cummins Inc.
4510-00-400-51448301 INTERCHANGEABLE
Shower-Eye and Face Wash,emergen
Haws Corporation
5305-00-638-8753MS51021-58 INTERCHANGEABLE
Setscrew
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
6240-00-796-8790250R40/4 INTERCHANGEABLE
Lamp,incandescent
General Electric Company Dba Ge
3030-00-893-832617432 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5895-00-921-8260262445-15 INTERCHANGEABLE
Discriminator,electrical Frequen
Raytheon Company Dba Raytheon Co
5340-01-240-2413NAS1786A06-14 INTERCHANGEABLE
Standoff,threaded,spacing
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4820-01-346-01168346 INTERCHANGEABLE
Disk,valve
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
5999-01-432-0923 INTERCHANGEABLE
Cap,electrical
Cross-Reference Index
Part NumberManufacturer
8-346 PRIMARY Matheson Co Div of G D Searle Medical Products (USA)
Related Parts
6610-00-343-9331INTERCHANGEABLE
OUTLET TUBE ASSY
3120-00-353-9464INTERCHANGEABLE
ROLLER,LINEAR-ROTARY MOTION
8346
4510-00-400-5144INTERCHANGEABLE
SHOWER-EYE AND FACE WASH,EMERGEN
8301
5305-00-638-8753INTERCHANGEABLE
SETSCREW
MS51021-58
6240-00-796-8790INTERCHANGEABLE
LAMP,INCANDESCENT
250R40/4
3030-00-893-8326INTERCHANGEABLE
BELT,V
17432
5895-00-921-8260INTERCHANGEABLE
DISCRIMINATOR,ELECTRICAL FREQUEN
262445-15
5340-01-240-2413INTERCHANGEABLE
STANDOFF,THREADED,SPACING
NAS1786A06-14
4820-01-346-0116INTERCHANGEABLE
DISK,VALVE
8346
5999-01-432-0923INTERCHANGEABLE
CAP,ELECTRICAL
5999-01-462-9844INTERCHANGEABLE
CAP,ELECTRICAL
741104-A

Frequently Asked Questions

What is NSN 4820-01-322-5195?

NSN 4820-01-322-5195 is a Valve,reg.special, manufactured by Matheson Co Div of G D Searle Medical Products, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-322-5195?

NSN 4820-01-322-5195 has 1 cross-referenced part number: 8-346 (Matheson Co Div of G D Searle Medical Products).

What NSN replaces 4820-01-322-5195?

There are 11 known substitutes for 4820-01-322-5195: 6610-00-343-9331, 3120-00-353-9464, 4510-00-400-5144 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8-346?

Key specifications for 8-346: End Item Identification: USED ON ASDE3 EQUIPMENT. 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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