PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

010-500-0083Seat,valve

Anderson Greenwood Lp Dba Anderson Greenwood Crosby · NSN 4820-00-343-6970 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-343-6970 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-343-6970. Primary manufacturer part number: 010-500-0083.
Features
  • Seat,valve — FSC 4820
  • Thread Class: 2A SINGLE THREADED PORTION A
  • Thread Series Designator: UNS SINGLE THREADED PORTION
  • Material: NICKEL ALLOY OR COPPER ALLOY OVERALL
  • Style Designator: PLAIN THREADED
  • Body Inside Diameter: 0.438 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 18 SINGLE THREADED PORTION
  • Seating Surface Shape: FLAT
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy or Copper Alloy Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-343-6970, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, 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
NSN4820-00-343-6970
Primary Part Number010-500-0083
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAnderson Greenwood Lp Dba Anderson Greenwood Crosby
StatusACTIVE
Thread Class2A SINGLE THREADED PORTION A
Thread Series DesignatorUNS SINGLE THREADED PORTION
MaterialNICKEL ALLOY OR COPPER ALLOY OVERALL
Style DesignatorPLAIN THREADED
Body Inside Diameter0.438 INCHES NOMINAL IN
Thread Quantity Per Inch18 SINGLE THREADED PORTION
Seating Surface ShapeFLAT
Nominal Thread Size0.875 INCHES SINGLE THREADED PORTION IN
Thread Length0.469 INCHES NOMINAL SINGLE THREADED PORTION IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-349-81754151 INTERCHANGEABLE
Screw,jumper
Wakmann Watch Company Inc
5307-00-429-014012293A INTERCHANGEABLE
Stud,plain
Brinkley Technology Group Llc Dba Hercules Manufacturing
3010-00-592-3319 INTERCHANGEABLE
Gearcase-Motor
4940-00-753-13274151 INTERCHANGEABLE
Tank Assembly,steam
Little Giant Pump Co
5940-00-949-8312604 JJ 04 INTERCHANGEABLE
Terminal Board
Regal Beloit America, Inc
4730-01-074-0328415-1 INTERCHANGEABLE
Adapter,straight,pipe to Gas Fit
Beta Fueling Systems, Llc
5305-01-081-0121 INTERCHANGEABLE
Screw,machine
4730-01-109-8102415-1 INTERCHANGEABLE
Adapter,straight,pipe to Gas Fit
Western Enterprises Div of Scott and Fetzer Co
7510-01-141-2167 INTERCHANGEABLE
Ribbon,inking
6210-01-257-41654151 INTERCHANGEABLE
Light,indicator
Southern Ambulance Builders Co Inc Dba Sabc Inc
Cross-Reference Index
Part NumberManufacturer
41-5-1 Kunkle Industries Inc Lonergan Valve Div (USA)
41-5-1 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
010-500-0083 PRIMARY Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
010-500-0083 Kunkle Industries Inc Lonergan Valve Div (USA)
Related Parts
5305-00-349-8175INTERCHANGEABLE
SCREW,JUMPER
4151
5307-00-429-0140INTERCHANGEABLE
STUD,PLAIN
12293A
3010-00-592-3319INTERCHANGEABLE
GEARCASE-MOTOR
4940-00-753-1327INTERCHANGEABLE
TANK ASSEMBLY,STEAM
4151
5940-00-949-8312INTERCHANGEABLE
TERMINAL BOARD
604 JJ 04
4730-01-074-0328INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO GAS FIT
415-1
5305-01-081-0121INTERCHANGEABLE
SCREW,MACHINE
4730-01-109-8102INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO GAS FIT
415-1
7510-01-141-2167INTERCHANGEABLE
RIBBON,INKING
6210-01-257-4165INTERCHANGEABLE
LIGHT,INDICATOR
4151
5331-01-291-7883INTERCHANGEABLE
O-RING
Q4151-366Y
6520-01-367-1079INTERCHANGEABLE
LAMINATE VENEER SYSTEM KIT
4151

Frequently Asked Questions

What is NSN 4820-00-343-6970?

NSN 4820-00-343-6970 is a Seat,valve, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-343-6970?

NSN 4820-00-343-6970 has 4 cross-referenced part numbers: 41-5-1 (Kunkle Industries Inc Lonergan Valve Div), 41-5-1 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 010-500-0083 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 010-500-0083 (Kunkle Industries Inc Lonergan Valve Div).

What NSN replaces 4820-00-343-6970?

There are 12 known substitutes for 4820-00-343-6970: 5305-00-349-8175, 5307-00-429-0140, 3010-00-592-3319 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 010-500-0083?

Key specifications for 010-500-0083: Thread Class: 2A SINGLE THREADED PORTION A; Overall Height: 0.594 INCHES NOMINAL IN; Thread Series Designator: UNS SINGLE THREADED PORTION; Material: NICKEL ALLOY OR COPPER ALLOY OVERALL. 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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