PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1343ASeat,valve

Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. · NSN 4820-00-468-0922 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-468-0922 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-468-0922. Primary manufacturer part number: 1343A.
Features
  • Seat,valve — FSC 4820
  • Thread Class: 2A SINGLE THREADED PORTION A
  • Thread Series Designator: UN SINGLE THREADED PORTION
  • Material: COPPER ALLOY OVERALL
  • Style Designator: THREADED FLANGED
  • Flange Seat to Disk End Height: 0.170 INCHES NOMINAL IN
  • Under Flange Height: 1.606 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 8 SINGLE THREADED PORTION
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-468-0922, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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
NSN4820-00-468-0922
Primary Part Number1343A
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
StatusACTIVE
Thread Class2A SINGLE THREADED PORTION A
Thread Series DesignatorUN SINGLE THREADED PORTION
MaterialCOPPER ALLOY OVERALL
Style DesignatorTHREADED FLANGED
Flange Seat to Disk End Height0.170 INCHES NOMINAL IN
Under Flange Height1.606 INCHES NOMINAL IN
Thread Quantity Per Inch8 SINGLE THREADED PORTION
Body Inside Diameter2.500 INCHES NOMINAL IN
Nominal Thread Size3.000 INCHES SINGLE THREADED PORTION IN
Thread Length0.500 INCHES NOMINAL SINGLE THREADED PORTION IN
Seat Angle in Deg45.000 NOMINAL
Flange Diameter6.250 INCHES NOMINAL IN
Seating Surface ShapeANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2910-00-030-0731 INTERCHANGEABLE
Repair Kit,carburet
5340-00-062-61151343 INTERCHANGEABLE
Bumper
Atlantic India Rubber Co Inc
5920-00-142-4840AGS60 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5945-00-189-4756 INTERCHANGEABLE
Relay,electromagnetic
5915-00-257-3024 INTERCHANGEABLE
Filter,band Pass
1650-00-513-4820 INTERCHANGEABLE
End Cap,main Landin
9320-00-551-5467 INTERCHANGEABLE
Rubber Strip
4820-00-613-5772 INTERCHANGEABLE
Diaphragm,valve,flat
5310-00-703-70747037074 INTERCHANGEABLE
Washer,spring Tension
U S Army Tank Automotive Command Amsta-Im-Mm
2940-00-940-792851343 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
Cross-Reference Index
Part NumberManufacturer
1343 Smith Meter Inc Parts Opn (USA)
1343A PRIMARY Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
1343A Smith Meter Inc Parts Opn (USA)
8512ITEM23 Smith Meter Inc Parts Opn (USA)
8517ITEM24 Smith Meter Inc Parts Opn (USA)
8519ITEM24 Smith Meter Inc Parts Opn (USA)
Related Parts
2910-00-030-0731INTERCHANGEABLE
REPAIR KIT,CARBURET
5340-00-062-6115INTERCHANGEABLE
BUMPER
1343
5920-00-142-4840INTERCHANGEABLE
FUSE,CARTRIDGE
AGS60
5945-00-189-4756INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5915-00-257-3024INTERCHANGEABLE
FILTER,BAND PASS
1650-00-513-4820INTERCHANGEABLE
END CAP,MAIN LANDIN
9320-00-551-5467INTERCHANGEABLE
RUBBER STRIP
4820-00-613-5772INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
5310-00-703-7074INTERCHANGEABLE
WASHER,SPRING TENSION
7037074
2940-00-940-7928INTERCHANGEABLE
FILTER ELEMENT,FLUID
51343
5950-00-968-4495INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
10049549
5120-01-106-6279INTERCHANGEABLE
POINTER
1343

Frequently Asked Questions

What is NSN 4820-00-468-0922?

NSN 4820-00-468-0922 is a Seat,valve, manufactured by Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-468-0922?

NSN 4820-00-468-0922 has 6 cross-referenced part numbers: 1343 (Smith Meter Inc Parts Opn), 1343A (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.), 1343A (Smith Meter Inc Parts Opn), 8512ITEM23 (Smith Meter Inc Parts Opn), 8517ITEM24 (Smith Meter Inc Parts Opn) and 1 more.

What NSN replaces 4820-00-468-0922?

There are 12 known substitutes for 4820-00-468-0922: 2910-00-030-0731, 5340-00-062-6115, 5920-00-142-4840 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1343A?

Key specifications for 1343A: Thread Class: 2A SINGLE THREADED PORTION A; Thread Series Designator: UN SINGLE THREADED PORTION; Material: COPPER ALLOY OVERALL; Style Designator: THREADED FLANGED. 13 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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