PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

48248Seat,valve

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4810-00-146-4721 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-146-4721 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-146-4721. Primary manufacturer part number: 48248.
Features
  • Seat,valve — FSC 4810
  • Taper Length: 1.313 INCHES NOMINAL IN
  • Flange Seat to Disk End Height: 0.375 INCHES NOMINAL IN
  • Under Flange Height: 1.375 INCHES NOMINAL IN
  • Seating Surface Shape: ANGULAR
  • Material: STEEL OVERALL
  • Flange Diameter: 5.000 INCHES NOMINAL IN
  • Style Designator: PLAIN FLANGED
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4810-00-146-4721, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 22 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-00-146-4721
Primary Part Number48248
Item NameSeat,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Taper Length1.313 INCHES NOMINAL IN
Flange Seat to Disk End Height0.375 INCHES NOMINAL IN
Under Flange Height1.375 INCHES NOMINAL IN
Seating Surface ShapeANGULAR
MaterialSTEEL OVERALL
Flange Diameter5.000 INCHES NOMINAL IN
Style DesignatorPLAIN FLANGED
Body Outside Diameter4.638 INCHES MINIMUM AND 4.640 INCHES MAXIMUM IN
Body Inside Diameter4.002 INCHES NOMINAL IN
Seal Accommodation TypeGROOVED
Seat Angle in Deg45.000 NOMINAL
Taper Major Diameter4.639 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4440-01-478-6761 INTERCHANGEABLE
Compressor-Dehydrator,electronic
Cross-Reference Index
Part NumberManufacturer
DX82997PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5713PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
48248 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX84005PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
48248 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
DX82056PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX81430PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL8907PC33-12 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5713 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX86173PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX84904PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX82587PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX87277PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX86127PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL9033PC33-12 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX84980PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX79143PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
151P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX81653PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX83127PC86 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
Related Parts
4440-01-478-6761INTERCHANGEABLE
COMPRESSOR-DEHYDRATOR,ELECTRONIC

Frequently Asked Questions

What is NSN 4810-00-146-4721?

NSN 4810-00-146-4721 is a Seat,valve, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-146-4721?

NSN 4810-00-146-4721 has 22 cross-referenced part numbers: DX82997PC86 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL5713PC86 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 48248 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), DX84005PC86 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 48248 (Curtiss-Wright Electro-Mechanical Corporation Div Epd) and 17 more.

What NSN replaces 4810-00-146-4721?

There is 1 known substitute for 4810-00-146-4721: 4440-01-478-6761. Verify interchangeability with system specifications before substitution.

What are the specifications of 48248?

Key specifications for 48248: Taper Length: 1.313 INCHES NOMINAL IN; Flange Seat to Disk End Height: 0.375 INCHES NOMINAL IN; Under Flange Height: 1.375 INCHES NOMINAL IN; Seating Surface Shape: ANGULAR. 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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