PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18015Valve,regulating,fluid Pressure

Imi Cash Valve Inc · NSN 4820-01-312-5064 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-312-5064 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-312-5064. Primary manufacturer part number: 18015.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Flow Control Device: POPPET
  • Valve Loading Method: SPRING
  • Second End Relationship with First End: IDENTICAL
  • First End Style Designator: PLAIN
  • First End Connection Type: THREADED INTERNAL PIPE
  • Body Style: STRAIGHT THRU
  • Thread Size and Series/type Designator: 3/8-18 NPT FIRST END
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-312-5064, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Imi Cash Valve Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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: Active.

Technical Specifications
ParameterValue
NSN4820-01-312-5064
Primary Part Number18015
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerImi Cash Valve Inc
StatusACTIVE
Flow Control DevicePOPPET
Valve Loading MethodSPRING
Second End Relationship with First EndIDENTICAL
First End Style DesignatorPLAIN
First End Connection TypeTHREADED INTERNAL PIPE
Body StyleSTRAIGHT THRU
Thread Size and Series/type Designator3/8-18 NPT FIRST END
End Connection Quantity2
Maximum Inlet Pressure RatingERR-060
First End Thread DirectionRIGHT-HAND
Outlet Pressure SettingERR-060
FilterNOT INCLUDED
Regulation TypeAUTOMATIC SINGLE STAGE
MaterialCOPPER ALLOY BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-6149 INTERCHANGEABLE
Ball,bearing
5133-00-189-9260 INTERCHANGEABLE
Drill,twist
3455-00-239-5608D-760/CUTTER8 PITCH28 INTERCHANGEABLE
Cutter,milling,involute Gear
Doall Baltimore Company
1670-00-307-638818015 INTERCHANGEABLE
Release,parachute
Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems
5930-00-572-4520355-002-110 INTERCHANGEABLE
Switch,rotary
L3harris Interstate Electronics Corporation
5330-00-762-735918015 INTERCHANGEABLE
Packing
Hein Werner Corp
1680-00-787-113818015 INTERCHANGEABLE
Microadjust Assembl
Triumph Controls, Llc Dba Triumph Controls, Llc
1430-00-993-991918015 INTERCHANGEABLE
Stop
Gyrus Acmi L.p. Dba Circon-Acmi Div
5360-01-155-945918015 INTERCHANGEABLE
Spring
Hardware Products Co Inc
2990-01-171-5090 INTERCHANGEABLE
Pipe,exhaust
Cross-Reference Index
Part NumberManufacturer
8772669 Libby Power Systems, Llc (USA)
18015 PRIMARY Imi Cash Valve Inc (USA)
Related Parts
3110-00-100-6149INTERCHANGEABLE
BALL,BEARING
5133-00-189-9260INTERCHANGEABLE
DRILL,TWIST
3455-00-239-5608INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
D-760/CUTTER8 PITCH28
1670-00-307-6388INTERCHANGEABLE
RELEASE,PARACHUTE
18015
5930-00-572-4520INTERCHANGEABLE
SWITCH,ROTARY
355-002-110
5330-00-762-7359INTERCHANGEABLE
PACKING
18015
1680-00-787-1138INTERCHANGEABLE
MICROADJUST ASSEMBL
18015
1430-00-993-9919INTERCHANGEABLE
STOP
18015
5360-01-155-9459INTERCHANGEABLE
SPRING
18015
2990-01-171-5090INTERCHANGEABLE
PIPE,EXHAUST
9390-01-280-3543INTERCHANGEABLE
SHEETING,LUMINOUS
6240-01-463-3640INTERCHANGEABLE
LAMP,FLUORESCENT
58014

Frequently Asked Questions

What is NSN 4820-01-312-5064?

NSN 4820-01-312-5064 is a Valve,regulating,fluid Pressure, manufactured by Imi Cash Valve Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-312-5064?

NSN 4820-01-312-5064 has 2 cross-referenced part numbers: 8772669 (Libby Power Systems, Llc), 18015 (Imi Cash Valve Inc).

What NSN replaces 4820-01-312-5064?

There are 12 known substitutes for 4820-01-312-5064: 3110-00-100-6149, 5133-00-189-9260, 3455-00-239-5608 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18015?

Key specifications for 18015: Flow Control Device: POPPET; Valve Loading Method: SPRING; Second End Relationship with First End: IDENTICAL; First End Style Designator: PLAIN. 14 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