PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P6701-4-1/4D2PValve,safety Relief

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division · NSN 4820-01-291-5762 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-291-5762 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-291-5762. Primary manufacturer part number: P6701-4-1/4D2P.
Features
  • Valve,safety Relief — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-291-5762, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 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)
ManufacturersParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (CAGE 09990); Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (CAGE 86768)
Technical Specifications
ParameterValue
NSN4820-01-291-5762
Primary Part NumberP6701-4-1/4D2P
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6620-00-514-38292510-00076 INTERCHANGEABLE
Gage,pressure,dial Indicating
Rochester Sensors, Llc
4820-00-892-5904FIGURE 89 INTERCHANGEABLE
Valve,angle
Crane Co Div Valve Div
5940-00-914-3114 INTERCHANGEABLE
Terminal,lug
4730-01-023-7777 INTERCHANGEABLE
Flange,pipe
5961-01-025-7560588150-2 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
P6701-4-1/4D2P PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA)
1415AS181 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
651-1/4 Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA)
P6701-4-1/4D2P Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA)
Related Parts
6620-00-514-3829INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
2510-00076
4820-00-892-5904INTERCHANGEABLE
VALVE,ANGLE
FIGURE 89
5940-00-914-3114INTERCHANGEABLE
TERMINAL,LUG
4730-01-023-7777INTERCHANGEABLE
FLANGE,PIPE
5961-01-025-7560INTERCHANGEABLE
TRANSISTOR
588150-2

Frequently Asked Questions

What is NSN 4820-01-291-5762?

NSN 4820-01-291-5762 is a Valve,safety Relief, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-291-5762?

NSN 4820-01-291-5762 has 4 cross-referenced part numbers: P6701-4-1/4D2P (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), 1415AS181 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 651-1/4 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit), P6701-4-1/4D2P (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit).

What NSN replaces 4820-01-291-5762?

There are 5 known substitutes for 4820-01-291-5762: 6620-00-514-3829, 4820-00-892-5904, 5940-00-914-3114 and 2 more. Verify interchangeability with system specifications before substitution.

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