PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10978Seat,valve

Liquid Metronics Inc · NSN 4820-01-323-7050 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-323-7050 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-323-7050. Primary manufacturer part number: 10978.
Features
  • Seat,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Liquid Metronics Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-323-7050, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Liquid Metronics Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersLiquid Metronics Inc (CAGE 62866)
Technical Specifications
ParameterValue
NSN4820-01-323-7050
Primary Part Number10978
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLiquid Metronics Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5120-00-203-6435 INTERCHANGEABLE
Clamp,c
5315-00-426-1133 INTERCHANGEABLE
Pin,straight,headless
5305-00-932-09621097-8 INTERCHANGEABLE
Screw,cap,hexagon Head
Clay and Bailey Manufacturing Company
5999-01-092-9332 INTERCHANGEABLE
Heat Sink,electrical-Electronic
5340-01-109-0276 INTERCHANGEABLE
Cup Mount
5895-01-118-2187SY933-3D24 INTERCHANGEABLE
Control-Monitor
Tvh Parts Co.
5841-01-120-472710978 INTERCHANGEABLE
Hybrid Assembly,low Power
Photonis Defense Inc Dba Photonis Defense Inc
Cross-Reference Index
Part NumberManufacturer
10978 PRIMARY Liquid Metronics Inc (USA)
Related Parts
5120-00-203-6435INTERCHANGEABLE
CLAMP,C
5315-00-426-1133INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5305-00-932-0962INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
1097-8
5999-01-092-9332INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
5340-01-109-0276INTERCHANGEABLE
CUP MOUNT
5895-01-118-2187INTERCHANGEABLE
CONTROL-MONITOR
SY933-3D24
5841-01-120-4727INTERCHANGEABLE
HYBRID ASSEMBLY,LOW POWER
10978

Frequently Asked Questions

What is NSN 4820-01-323-7050?

NSN 4820-01-323-7050 is a Seat,valve, manufactured by Liquid Metronics Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-323-7050?

NSN 4820-01-323-7050 has 1 cross-referenced part number: 10978 (Liquid Metronics Inc).

What NSN replaces 4820-01-323-7050?

There are 7 known substitutes for 4820-01-323-7050: 5120-00-203-6435, 5315-00-426-1133, 5305-00-932-0962 and 4 more. Verify interchangeability with system specifications before substitution.

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