PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3G7242Valve,safety Relief

Caterpillar Inc Div Caterpillar Defense · NSN 4820-01-158-6861 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-158-6861 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-158-6861. Primary manufacturer part number: 3G7242.
Features
  • Valve,safety Relief — FSC 4820
  • 5 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-158-6861, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. This item has 5 commercial cross-references from 4 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)
ManufacturersDana Corp Tyrone Hydraulics Inc Div (CAGE 11671); Caterpillar Inc Div Caterpillar Defense (CAGE 11083); Mcneil Ohio Corp (CAGE 36251); Vickers S Y S Inc (CAGE 16452)
Technical Specifications
ParameterValue
NSN4820-01-158-6861
Primary Part Number3G7242
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-220-5071700505 INTERCHANGEABLE
Gasket
Mag Aerospace Industries, Llc Div Safran Cabins
5945-00-222-0940 INTERCHANGEABLE
Chopper,electronic
5310-00-264-194514040 INTERCHANGEABLE
Washer,flat
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5950-00-304-8602 INTERCHANGEABLE
Transformer,power
5355-00-351-3998 INTERCHANGEABLE
Dial,scale
5915-00-501-444114040 INTERCHANGEABLE
Suppressor,parasitic
Viking Technologies, Ltd.
5910-00-683-7310 INTERCHANGEABLE
Retainer,capacitor
4810-00-713-596114040 INTERCHANGEABLE
Valve,rotary,selector
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5330-00-733-437399114040 INTERCHANGEABLE
Gasket
Alfa Laval Inc
2840-00-931-572014040 INTERCHANGEABLE
Seal,air,aircraft Gas Turbine En
Eaton Corporation Dba Eaton Inoac Div Eaton
Cross-Reference Index
Part NumberManufacturer
14040 Dana Corp Tyrone Hydraulics Inc Div (USA)
3G7242 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
700505 Mcneil Ohio Corp (USA)
15587 Dana Corp Tyrone Hydraulics Inc Div (USA)
431832 Vickers S Y S Inc (CAN)
Related Parts
5330-00-220-5071INTERCHANGEABLE
GASKET
700505
5945-00-222-0940INTERCHANGEABLE
CHOPPER,ELECTRONIC
5310-00-264-1945INTERCHANGEABLE
WASHER,FLAT
14040
5950-00-304-8602INTERCHANGEABLE
TRANSFORMER,POWER
5355-00-351-3998INTERCHANGEABLE
DIAL,SCALE
5915-00-501-4441INTERCHANGEABLE
SUPPRESSOR,PARASITIC
14040
5910-00-683-7310INTERCHANGEABLE
RETAINER,CAPACITOR
4810-00-713-5961INTERCHANGEABLE
VALVE,ROTARY,SELECTOR
14040
5330-00-733-4373INTERCHANGEABLE
GASKET
99114040
2840-00-931-5720INTERCHANGEABLE
SEAL,AIR,AIRCRAFT GAS TURBINE EN
14040
2530-00-999-7519INTERCHANGEABLE
SEAT,BALL SOCKET
L18HB65
5999-01-053-1135INTERCHANGEABLE
CONTACT,ELECTRICAL
02-09-1116

Frequently Asked Questions

What is NSN 4820-01-158-6861?

NSN 4820-01-158-6861 is a Valve,safety Relief, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-158-6861?

NSN 4820-01-158-6861 has 5 cross-referenced part numbers: 14040 (Dana Corp Tyrone Hydraulics Inc Div), 3G7242 (Caterpillar Inc Div Caterpillar Defense), 700505 (Mcneil Ohio Corp), 15587 (Dana Corp Tyrone Hydraulics Inc Div), 431832 (Vickers S Y S Inc).

What NSN replaces 4820-01-158-6861?

There are 12 known substitutes for 4820-01-158-6861: 5330-00-220-5071, 5945-00-222-0940, 5310-00-264-1945 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com