PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1398PDisk,valve

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4820-00-146-4705 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-146-4705 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-146-4705. Primary manufacturer part number: 1398P.
Features
  • Disk,valve — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-146-4705, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersCurtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (CAGE 93232)
Technical Specifications
ParameterValue
NSN4820-00-146-4705
Primary Part Number1398P
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6240-00-143-7432107338-1 INTERCHANGEABLE
Lamp,incandescent
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
2530-00-462-19895452353 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
General Motors Llc Dba General Motors Llc
6670-00-491-7501310 INTERCHANGEABLE
Scale,weighing
Ohaus Corporation
7920-00-494-3708 INTERCHANGEABLE
Brush,flask
2520-00-618-426135-6-5 INTERCHANGEABLE
Lever
Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products
4730-00-945-1907UR3-86 INTERCHANGEABLE
Reducer,tube
Mueller Brass Co.
5305-01-288-76713565 INTERCHANGEABLE
Screw,wood
Auto Vehicle Parts Co Dba Au-Ve-Co
5340-01-498-12420206673 FIND 17 INTERCHANGEABLE
Clip,spring Tension
Niwc Pacific San Diego Navy Erp Dba Naval Information Warfare Center Pacific Div Naval Information Warfare Center Pacific
3950-01-518-6894 INTERCHANGEABLE
Hoist,chain
Cross-Reference Index
Part NumberManufacturer
3565 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
3565 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
1398P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
1398P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
6240-00-143-7432INTERCHANGEABLE
LAMP,INCANDESCENT
107338-1
2530-00-462-1989INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
5452353
6670-00-491-7501INTERCHANGEABLE
SCALE,WEIGHING
310
7920-00-494-3708INTERCHANGEABLE
BRUSH,FLASK
2520-00-618-4261INTERCHANGEABLE
LEVER
35-6-5
4730-00-945-1907INTERCHANGEABLE
REDUCER,TUBE
UR3-86
5305-01-288-7671INTERCHANGEABLE
SCREW,WOOD
3565
5340-01-498-1242INTERCHANGEABLE
CLIP,SPRING TENSION
0206673 FIND 17
3950-01-518-6894INTERCHANGEABLE
HOIST,CHAIN

Frequently Asked Questions

What is NSN 4820-00-146-4705?

NSN 4820-00-146-4705 is a Disk,valve, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-146-4705?

NSN 4820-00-146-4705 has 4 cross-referenced part numbers: 3565 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 3565 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 1398P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 1398P (Curtiss-Wright Electro-Mechanical Corporation Div Epd).

What NSN replaces 4820-00-146-4705?

There are 9 known substitutes for 4820-00-146-4705: 6240-00-143-7432, 2530-00-462-1989, 6670-00-491-7501 and 6 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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