PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6615Piston,valve

Laurence R G Co Inc · NSN 4810-01-423-8027 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-423-8027 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-423-8027. Primary manufacturer part number: 6615.
Features
  • Piston,valve — FSC 4810
  • 5 verified cross-references
  • Primary manufacturer: Laurence R G Co Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Piston,valve, cataloged under National Stock Number 4810-01-423-8027, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Laurence R G Co Inc. This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePiston,valve
FSC / FSG4810 — No Item Name Available (FSG 48)
ManufacturersLaurence R G Co Inc (CAGE 87229); Leslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795)
Technical Specifications
ParameterValue
NSN4810-01-423-8027
Primary Part Number6615
Item NamePiston,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerLaurence R G Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-120-4472AT8081A INTERCHANGEABLE
Bearing,ball,thrust
Schatz Bearing Corporation Dba Schatz Bearing Corp
5305-00-206-1288 INTERCHANGEABLE
Screw,machine
3010-00-371-32056615 INTERCHANGEABLE
Disk,clutch,nonvehicular
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5935-01-114-8172 INTERCHANGEABLE
Connector,receptacle,electrical
5998-01-159-51846615 INTERCHANGEABLE
Extractor,electrical Card
Protolab
4820-01-177-39566600D 5 INTERCHANGEABLE
Plug,piston,top
Greno Industries, Inc. Dba Greno Industries Inc
3040-01-423-8745 INTERCHANGEABLE
Shaft Assembly,shouldered
4810-01-423-9177 INTERCHANGEABLE
Valve,solenoid
Cross-Reference Index
Part NumberManufacturer
6615 Laurence R G Co Inc (USA)
NP661532914 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
6615 ITEM 65 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
NP661532914 Laurence R G Co Inc (USA)
6615 ITEM 65 Laurence R G Co Inc (USA)
Related Parts
3110-00-120-4472INTERCHANGEABLE
BEARING,BALL,THRUST
AT8081A
5305-00-206-1288INTERCHANGEABLE
SCREW,MACHINE
3010-00-371-3205INTERCHANGEABLE
DISK,CLUTCH,NONVEHICULAR
6615
5935-01-114-8172INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5998-01-159-5184INTERCHANGEABLE
EXTRACTOR,ELECTRICAL CARD
6615
4820-01-177-3956INTERCHANGEABLE
PLUG,PISTON,TOP
6600D 5
3040-01-423-8745INTERCHANGEABLE
SHAFT ASSEMBLY,SHOULDERED
4810-01-423-9177INTERCHANGEABLE
VALVE,SOLENOID

Frequently Asked Questions

What is NSN 4810-01-423-8027?

NSN 4810-01-423-8027 is a Piston,valve, manufactured by Laurence R G Co Inc, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-423-8027?

NSN 4810-01-423-8027 has 5 cross-referenced part numbers: 6615 (Laurence R G Co Inc), NP661532914 (Leslie Controls, Inc. Dba Leslie Controls Inc), 6615 ITEM 65 (Leslie Controls, Inc. Dba Leslie Controls Inc), NP661532914 (Laurence R G Co Inc), 6615 ITEM 65 (Laurence R G Co Inc).

What NSN replaces 4810-01-423-8027?

There are 8 known substitutes for 4810-01-423-8027: 3110-00-120-4472, 5305-00-206-1288, 3010-00-371-3205 and 5 more. Verify interchangeability with system specifications before substitution.

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