PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

139141Retainer,disk,valve

Meggitt North Hollywood Inc · NSN 4820-01-197-7943 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-197-7943 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-197-7943. Primary manufacturer part number: 139141.
Features
  • Retainer,disk,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Meggitt North Hollywood Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Retainer,disk,valve, cataloged under National Stock Number 4820-01-197-7943, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Meggitt North Hollywood Inc. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,disk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersMeggitt North Hollywood Inc (CAGE 79318)
Technical Specifications
ParameterValue
NSN4820-01-197-7943
Primary Part Number139141
Item NameRetainer,disk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMeggitt North Hollywood Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4820-00-186-1474 INTERCHANGEABLE
Spindle,valve
5940-00-223-482010965147 INTERCHANGEABLE
Terminal,stud
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
5330-00-480-213524484 INTERCHANGEABLE
Gasket
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
5910-00-999-7748RC151 INTERCHANGEABLE
Capacitor,fixed
B&r Diversified Inc Dba Reliable Capacitors
5905-01-093-0624521391417 INTERCHANGEABLE
Resistor
Telemechanics Inc
4820-01-178-710824484 INTERCHANGEABLE
Ball,relief Valve
Triumph Engine Control Systems Llc
6110-01-312-5530M322-900041 INTERCHANGEABLE
Starter,motor
Ward Leonard Ct Llc
5331-01-372-3877 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
139141 PRIMARY Meggitt North Hollywood Inc (USA)
24484 ITEM 7 Meggitt North Hollywood Inc (USA)
24484 Meggitt North Hollywood Inc (USA)
Related Parts
4820-00-186-1474INTERCHANGEABLE
SPINDLE,VALVE
5940-00-223-4820INTERCHANGEABLE
TERMINAL,STUD
10965147
5330-00-480-2135INTERCHANGEABLE
GASKET
24484
5910-00-999-7748INTERCHANGEABLE
CAPACITOR,FIXED
RC151
5905-01-093-0624INTERCHANGEABLE
RESISTOR
521391417
4820-01-178-7108INTERCHANGEABLE
BALL,RELIEF VALVE
24484
6110-01-312-5530INTERCHANGEABLE
STARTER,MOTOR
M322-900041
5331-01-372-3877INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 4820-01-197-7943?

NSN 4820-01-197-7943 is a Retainer,disk,valve, manufactured by Meggitt North Hollywood Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-197-7943?

NSN 4820-01-197-7943 has 3 cross-referenced part numbers: 139141 (Meggitt North Hollywood Inc), 24484 ITEM 7 (Meggitt North Hollywood Inc), 24484 (Meggitt North Hollywood Inc).

What NSN replaces 4820-01-197-7943?

There are 8 known substitutes for 4820-01-197-7943: 4820-00-186-1474, 5940-00-223-4820, 5330-00-480-2135 and 5 more. Verify interchangeability with system specifications before substitution.

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