PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22387Valve,safety Relief

Provision, Inc. Dba Provision Inc · NSN 4820-00-071-2488 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-071-2488 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-071-2488. Primary manufacturer part number: 22387.
Features
  • Valve,safety Relief — FSC 4820
  • Connection Style: PLAIN (PIPE) FIRST END
  • Opening Pressure Setting: 75.0 POUNDS PER SQUARE INCH LBS
  • Nominal Thread Size: 0.250 INCHES ALL ENDS IN
  • Thread Series Designator: NPT ALL ENDS
  • Material: COPPER ALLOY BODY
  • Style Designator: STRAIGHT THRU
  • Connection Style: PLAIN,OPTIONAL END(PIPE) SECOND END
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-00-071-2488, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Provision, Inc. Dba Provision Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4820-00-071-2488
Primary Part Number22387
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerProvision, Inc. Dba Provision Inc
StatusACTIVE
Connection StylePLAIN (PIPE) FIRST END
Opening Pressure Setting75.0 POUNDS PER SQUARE INCH LBS
Nominal Thread Size0.250 INCHES ALL ENDS IN
Thread Series DesignatorNPT ALL ENDS
MaterialCOPPER ALLOY BODY
Style DesignatorSTRAIGHT THRU
Connection StylePLAIN,OPTIONAL END(PIPE) SECOND END
Flow Control DeviceDISK
Valve Operation MethodAUTOMATIC
Thread DirectionRIGHT-HAND ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5365-00-200-563022387 INTERCHANGEABLE
Bushing,nonmetallic
Renk America Llc Div Renk America
3030-00-528-4755 INTERCHANGEABLE
Belt,v
6125-00-925-055622387 INTERCHANGEABLE
Motor-Generator
Ward Leonard Ct Llc
5985-01-209-01560474007-1 INTERCHANGEABLE
Coupler,directional
Microwave Engineering Corporation
5330-01-229-6221D119-1 INTERCHANGEABLE
Gasket
Kahlenberg Industries, Inc. Dba Kahlenberg Industries Inc
Cross-Reference Index
Part NumberManufacturer
22387 PRIMARY Provision, Inc. Dba Provision Inc (USA)
Related Parts
5365-00-200-5630INTERCHANGEABLE
BUSHING,NONMETALLIC
22387
3030-00-528-4755INTERCHANGEABLE
BELT,V
6125-00-925-0556INTERCHANGEABLE
MOTOR-GENERATOR
22387
5985-01-209-0156INTERCHANGEABLE
COUPLER,DIRECTIONAL
0474007-1
5330-01-229-6221INTERCHANGEABLE
GASKET
D119-1

Frequently Asked Questions

What is NSN 4820-00-071-2488?

NSN 4820-00-071-2488 is a Valve,safety Relief, manufactured by Provision, Inc. Dba Provision Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-071-2488?

NSN 4820-00-071-2488 has 1 cross-referenced part number: 22387 (Provision, Inc. Dba Provision Inc).

What NSN replaces 4820-00-071-2488?

There are 5 known substitutes for 4820-00-071-2488: 5365-00-200-5630, 3030-00-528-4755, 6125-00-925-0556 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22387?

Key specifications for 22387: Connection Style: PLAIN (PIPE) FIRST END; Opening Pressure Setting: 75.0 POUNDS PER SQUARE INCH LBS; Nominal Thread Size: 0.250 INCHES ALL ENDS IN; Thread Series Designator: NPT ALL ENDS. 10 total characteristics are documented in the Federal Logistics Information System.

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