PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RPEC-LAVValve,safety Relief

Sun Hydraulics Corporation · NSN 4820-01-504-7502 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-504-7502 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-504-7502. Primary manufacturer part number: RPEC-LAV.
Features
  • Valve,safety Relief — FSC 4820
  • Style Designator: ANGLE
  • Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Material: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM FLOW CONTROL DEVICE
  • Connection Type: UNTHREADED CARTRIDGE ALL ENDS
  • Adjustable Pressure Range: +100.0 TO 3000.0 POUNDS PER SQUARE INCH LBS
  • Valve Operation Method: AUTOMATIC
  • Connection Style: PLAIN (SCREW-IN CARTRIDGE) ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Polymethylene-Perfluoroalkylene Class Fkm Flow Control Device construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-504-7502, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Sun Hydraulics Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-504-7502
Primary Part NumberRPEC-LAV
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSun Hydraulics Corporation
StatusACTIVE
Style DesignatorANGLE
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MaterialRUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM FLOW CONTROL DEVICE
Connection TypeUNTHREADED CARTRIDGE ALL ENDS
Adjustable Pressure Range+100.0 TO 3000.0 POUNDS PER SQUARE INCH LBS
Valve Operation MethodAUTOMATIC
Connection StylePLAIN (SCREW-IN CARTRIDGE) ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-01-504-7501CWEA-LHV INTERCHANGEABLE
Valve,hold,boom Hoist Cylinder
Sun Hydraulics Corporation
3120-01-505-1711135293 INTERCHANGEABLE
Bearing,sleeve
Hampton Hydraulics, Llc
3120-01-505-172692113 INTERCHANGEABLE
Bearing,sleeve
Lake Shore Systems, Inc.
3040-01-505-72205A8-03360 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Lake Shore Systems, Inc.
4820-01-506-1052CBEA-LAV INTERCHANGEABLE
Valve,hold,boom Hoist Cylinder
Sun Hydraulics Corporation
Cross-Reference Index
Part NumberManufacturer
RPEC-LAV PRIMARY Sun Hydraulics Corporation (USA)
175789 REV B ITEM 21-41 Hampton Hydraulics, Llc (USA)
175789 Hampton Hydraulics, Llc (USA)
1024363 Hampton Hydraulics, Llc (USA)
1024364 Hampton Hydraulics, Llc (USA)
Related Parts
4820-01-504-7501INTERCHANGEABLE
VALVE,HOLD,BOOM HOIST CYLINDER
CWEA-LHV
3120-01-505-1711INTERCHANGEABLE
BEARING,SLEEVE
135293
3120-01-505-1726INTERCHANGEABLE
BEARING,SLEEVE
92113
3040-01-505-7220INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
5A8-03360
4820-01-506-1052INTERCHANGEABLE
VALVE,HOLD,BOOM HOIST CYLINDER
CBEA-LAV

Frequently Asked Questions

What is NSN 4820-01-504-7502?

NSN 4820-01-504-7502 is a Valve,safety Relief, manufactured by Sun Hydraulics Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-504-7502?

NSN 4820-01-504-7502 has 5 cross-referenced part numbers: RPEC-LAV (Sun Hydraulics Corporation), 175789 REV B ITEM 21-41 (Hampton Hydraulics, Llc), 175789 (Hampton Hydraulics, Llc), 1024363 (Hampton Hydraulics, Llc), 1024364 (Hampton Hydraulics, Llc).

What NSN replaces 4820-01-504-7502?

There are 5 known substitutes for 4820-01-504-7502: 4820-01-504-7501, 3120-01-505-1711, 3120-01-505-1726 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RPEC-LAV?

Key specifications for RPEC-LAV: Style Designator: ANGLE; Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Material: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM FLOW CONTROL DEVICE; Connection Type: UNTHREADED CARTRIDGE ALL ENDS. 8 total characteristics are documented in the Federal Logistics Information System.

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