PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WF2-1074Seat,valve

Malabar · NSN 4820-01-146-0068 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-146-0068 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-146-0068. Primary manufacturer part number: WF2-1074.
Features
  • Seat,valve — FSC 4820
  • Flange Seat to Disk End Height: 0.590 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY OVERALL
  • Style Designator: FAUCET
  • Thread Series Designator: NPT SINGLE THREADED PORTION
  • Seating Surface Shape: FLAT
  • Under Flange Height: 0.290 INCHES NOMINAL IN
  • Nominal Thread Size: 0.250 INCHES SINGLE THREADED PORTION IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-146-0068, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Malabar. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN4820-01-146-0068
Primary Part NumberWF2-1074
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMalabar
StatusACTIVE
Flange Seat to Disk End Height0.590 INCHES NOMINAL IN
MaterialALUMINUM ALLOY OVERALL
Style DesignatorFAUCET
Thread Series DesignatorNPT SINGLE THREADED PORTION
Seating Surface ShapeFLAT
Under Flange Height0.290 INCHES NOMINAL IN
Nominal Thread Size0.250 INCHES SINGLE THREADED PORTION IN
Body Inside Diameter0.350 INCHES NOMINAL IN
Flange Diameter0.875 INCHES NOMINAL IN
Thread Length0.290 INCHES NOMINAL SINGLE THREADED PORTION IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-0583643280 INTERCHANGEABLE
Cup,tapered Roller Bearing
Wiggins Lift Co Inc
3110-00-100-4186 INTERCHANGEABLE
Bearing,roller,tapered
4730-00-105-932121074 INTERCHANGEABLE
Strainer Element,sediment
Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div
5962-00-106-42871820-0077 INTERCHANGEABLE
Microcircuit,digital
Hewlett-Packard Company Dba HP
5905-00-259-28352100-0055 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Keysight Technologies Inc
5945-00-549-31732107-4 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
7035-01-095-545121074 INTERCHANGEABLE
Block,filter
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5962-01-096-4170AD7570 LD/883B INTERCHANGEABLE
Microcircuit,digital
Analog Devices, Inc. Div Corporate Headquarters
4320-01-290-359621074 INTERCHANGEABLE
Adapter,shaft Subas
Parker Hannifin Corporation Div Hydraulic Systems Division
4810-01-419-167521074-1001-1 INTERCHANGEABLE
Piston,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
2-1074 Malabar (USA)
WF2-1074 PRIMARY Malabar (USA)
Related Parts
3110-00-100-0583INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
643280
3110-00-100-4186INTERCHANGEABLE
BEARING,ROLLER,TAPERED
4730-00-105-9321INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
21074
5962-00-106-4287INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
1820-0077
5905-00-259-2835INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
2100-0055
5945-00-549-3173INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
2107-4
7035-01-095-5451INTERCHANGEABLE
BLOCK,FILTER
21074
5962-01-096-4170INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
AD7570 LD/883B
4320-01-290-3596INTERCHANGEABLE
ADAPTER,SHAFT SUBAS
21074
4810-01-419-1675INTERCHANGEABLE
PISTON,VALVE
21074-1001-1
7310-01-499-5362INTERCHANGEABLE
GLASS,LOCATOR MILK
21074
4730-01-529-6208INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
21074

Frequently Asked Questions

What is NSN 4820-01-146-0068?

NSN 4820-01-146-0068 is a Seat,valve, manufactured by Malabar, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-146-0068?

NSN 4820-01-146-0068 has 2 cross-referenced part numbers: 2-1074 (Malabar), WF2-1074 (Malabar).

What NSN replaces 4820-01-146-0068?

There are 12 known substitutes for 4820-01-146-0068: 3110-00-100-0583, 3110-00-100-4186, 4730-00-105-9321 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of WF2-1074?

Key specifications for WF2-1074: Flange Seat to Disk End Height: 0.590 INCHES NOMINAL IN; Material: ALUMINUM ALLOY OVERALL; Style Designator: FAUCET; Thread Series Designator: NPT SINGLE THREADED PORTION. 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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