PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14145Valve,safety Relief

Imi Cash Valve Inc · NSN 4820-01-495-1843 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-495-1843 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-495-1843. Primary manufacturer part number: 14145.
Features
  • Valve,safety Relief — FSC 4820
  • 6 verified cross-references
  • Primary manufacturer: Imi Cash Valve Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-495-1843, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Imi Cash Valve Inc. This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,safety Relief
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersThe Boeing Company Div Defense (CAGE 76301); Imi Cash Valve Inc (CAGE 71342)
Technical Specifications
ParameterValue
NSN4820-01-495-1843
Primary Part Number14145
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerImi Cash Valve Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-158-9246 INTERCHANGEABLE
Mirror,illuminated
8010-00-584-3154 INTERCHANGEABLE
Enamel
5340-00-737-53337375333 INTERCHANGEABLE
Clamp,loop
U S Army Tank Automotive Command Amsta-Im-Mm
4330-00-963-0210 INTERCHANGEABLE
Filter Element,fluid
2910-01-070-7971AC00142 INTERCHANGEABLE
Nozzle,steam
Sioux Corporation Dba Sioux Corp
5360-01-124-44103269455 INTERCHANGEABLE
Spring,helical,compression
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5935-01-196-928614145 INTERCHANGEABLE
Connector,receptacle,electrical
Kurz & Root Generator Company, Llc
4330-01-197-2129 INTERCHANGEABLE
Filter Element,fluid
5310-01-217-1875991-4145 INTERCHANGEABLE
Washer
Hiab Usa Inc
4720-01-254-4908 INTERCHANGEABLE
Hose Assembly,nonmetallic
Cross-Reference Index
Part NumberManufacturer
10M20 The Boeing Company Div Defense (USA)
74D465046 The Boeing Company Div Defense (USA)
14145 PRIMARY Imi Cash Valve Inc (USA)
10M20-412 The Boeing Company Div Defense (USA)
74D465022 The Boeing Company Div Defense (USA)
14145FPII Imi Cash Valve Inc (USA)
Related Parts
5120-00-158-9246INTERCHANGEABLE
MIRROR,ILLUMINATED
8010-00-584-3154INTERCHANGEABLE
ENAMEL
5340-00-737-5333INTERCHANGEABLE
CLAMP,LOOP
7375333
4330-00-963-0210INTERCHANGEABLE
FILTER ELEMENT,FLUID
2910-01-070-7971INTERCHANGEABLE
NOZZLE,STEAM
AC00142
5360-01-124-4410INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
3269455
5935-01-196-9286INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
14145
4330-01-197-2129INTERCHANGEABLE
FILTER ELEMENT,FLUID
5310-01-217-1875INTERCHANGEABLE
WASHER
991-4145
4720-01-254-4908INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-01-254-4909INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4720-01-254-4910INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC

Frequently Asked Questions

What is NSN 4820-01-495-1843?

NSN 4820-01-495-1843 is a Valve,safety Relief, manufactured by Imi Cash Valve Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-495-1843?

NSN 4820-01-495-1843 has 6 cross-referenced part numbers: 10M20 (The Boeing Company Div Defense), 74D465046 (The Boeing Company Div Defense), 14145 (Imi Cash Valve Inc), 10M20-412 (The Boeing Company Div Defense), 74D465022 (The Boeing Company Div Defense) and 1 more.

What NSN replaces 4820-01-495-1843?

There are 12 known substitutes for 4820-01-495-1843: 5120-00-158-9246, 8010-00-584-3154, 5340-00-737-5333 and 9 more. Verify interchangeability with system specifications before substitution.

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