PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20 .50IN SET 15PSIValve,safety Relief

Anderson Greenwood Lp Dba Anderson Greenwood Crosby · NSN 4820-01-301-1613 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-301-1613 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-301-1613. Primary manufacturer part number: 20 .50IN SET 15PSI.
Features
  • Valve,safety Relief — FSC 4820
  • Material: COPPER ALLOY STEM
  • Nominal Thread Size: 0.500 INCHES FIRST END IN
  • Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE
  • Opening Pressure Setting: 15.0 POUNDS PER SQUARE INCH LBS
  • Thread Series Designator: NPT ALL ENDS
  • Operating Pressure: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Nominal Thread Size: 0.750 INCHES SECOND END IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Stem construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-301-1613, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-301-1613
Primary Part Number20 .50IN SET 15PSI
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAnderson Greenwood Lp Dba Anderson Greenwood Crosby
StatusCANCELLED
MaterialCOPPER ALLOY STEM
Nominal Thread Size0.500 INCHES FIRST END IN
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Opening Pressure Setting15.0 POUNDS PER SQUARE INCH LBS
Thread Series DesignatorNPT ALL ENDS
Operating Pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size0.750 INCHES SECOND END IN
MaterialCOPPER ALLOY BODY
Bonnet TypeINSIDE SCREW
MaterialCOPPER ALLOY AND STEEL CORROSION RESISTING FLOW CONTROL DEVICE
Bonnet Attachment MethodBOLTED
Valve Operation MethodAUTOMATIC
Flow Control DeviceBALL OR DISK
Connection StylePLAIN (PIPE) FIRST END
Style DesignatorANGLE
Connection StylePLAIN,OPTIONAL END(PIPE) SECOND END
Thread DirectionRIGHT-HAND ALL ENDS
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Maximum Operating Temp300.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection TypeTHREADED INTERNAL PIPE SECOND END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6720-00-107-44031214-1 INTERCHANGEABLE
Arm Cam Follower
Bae Systems Information and Electronic Systems Integration Inc.
5940-00-549-8148102537 INTERCHANGEABLE
Terminal Board
Telemechanics Inc
6145-00-583-9284 INTERCHANGEABLE
Cable,radio Frequency
4810-00-719-416512141 INTERCHANGEABLE
Sslenoid Assembly
Curtiss-Wright Controls Integrated Sensing, Inc.
5330-00-756-163612141 INTERCHANGEABLE
Gasket
Met-Pro Corporation
5940-00-983-6089 INTERCHANGEABLE
Terminal Board
5310-01-005-6676 INTERCHANGEABLE
Washer,flat
5940-01-009-2865BP91 INTERCHANGEABLE
Adapter,battery Terminal
Standard Motor Products
3610-01-061-1233012141 INTERCHANGEABLE
Bottle,solution,etching
Abd Intl Inc Dba Abdick
5365-01-150-79791214-1 INTERCHANGEABLE
Bushing
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
Cross-Reference Index
Part NumberManufacturer
20 .50IN SET 15PSI PRIMARY Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
FIG 20-15PSI PRIMARY Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
C13373 FIGURE 20 .50IN 15PSI Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
S1-8-007-H-38 Parmatic Pollution Control Corporation Dba Parmatic Filter (USA)
30-202-04 Parmatic Pollution Control Corporation Dba Parmatic Filter (USA)
1214-1 Parmatic Pollution Control Corporation Dba Parmatic Filter (USA)
Related Parts
6720-00-107-4403INTERCHANGEABLE
ARM CAM FOLLOWER
1214-1
5940-00-549-8148INTERCHANGEABLE
TERMINAL BOARD
102537
6145-00-583-9284INTERCHANGEABLE
CABLE,RADIO FREQUENCY
4810-00-719-4165INTERCHANGEABLE
SSLENOID ASSEMBLY
12141
5330-00-756-1636INTERCHANGEABLE
GASKET
12141
5940-00-983-6089INTERCHANGEABLE
TERMINAL BOARD
5310-01-005-6676INTERCHANGEABLE
WASHER,FLAT
5940-01-009-2865INTERCHANGEABLE
ADAPTER,BATTERY TERMINAL
BP91
3610-01-061-1233INTERCHANGEABLE
BOTTLE,SOLUTION,ETCHING
012141
5365-01-150-7979INTERCHANGEABLE
BUSHING
1214-1
4820-01-259-7510INTERCHANGEABLE
VALVE,SAFETY RELIEF
10-614 15-160PSI
7045-01-268-9624INTERCHANGEABLE
BAND,SEAL,MAGNETIC TAPE
12141

Frequently Asked Questions

What is NSN 4820-01-301-1613?

NSN 4820-01-301-1613 is a Valve,safety Relief, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-301-1613?

NSN 4820-01-301-1613 has 6 cross-referenced part numbers: 20 .50IN SET 15PSI (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), FIG 20-15PSI (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), C13373 FIGURE 20 .50IN 15PSI (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), S1-8-007-H-38 (Parmatic Pollution Control Corporation Dba Parmatic Filter), 30-202-04 (Parmatic Pollution Control Corporation Dba Parmatic Filter) and 1 more.

What NSN replaces 4820-01-301-1613?

There are 12 known substitutes for 4820-01-301-1613: 6720-00-107-4403, 5940-00-549-8148, 6145-00-583-9284 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20 .50IN SET 15PSI?

Key specifications for 20 .50IN SET 15PSI: Material: COPPER ALLOY STEM; Nominal Thread Size: 0.500 INCHES FIRST END IN; Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE; Opening Pressure Setting: 15.0 POUNDS PER SQUARE INCH LBS. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-301-1613 still in active supply?

NSN 4820-01-301-1613 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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