PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17111Piston,valve

Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures · NSN 4820-01-571-5200 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-571-5200 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-571-5200. Primary manufacturer part number: 17111.
Features
  • Piston,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Piston,valve, cataloged under National Stock Number 4820-01-571-5200, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-571-5200
Primary Part Number17111
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerPentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3455-00-268-951059-10087 INTERCHANGEABLE
Cutter,milling,screw Slotting
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5310-00-542-1452 INTERCHANGEABLE
Washer,flat
5935-00-898-98461711-1 INTERCHANGEABLE
Adapter,connector
Microwave Devices Inc
5305-01-222-7769 INTERCHANGEABLE
Screw,machine
5985-01-291-333120A0241 INTERCHANGEABLE
Isolator,radio Frequency Reflect
Smiths Interconnect Inc Div Smiths Interconnect Inc - Tampa
5120-01-375-248617-111 INTERCHANGEABLE
Puller,fuse
Applied Avionics, Llc Dba Applied Avionics, Inc
4820-01-416-331017111 INTERCHANGEABLE
Stem,fluid Valve
Coffin Turbo Pump Inc
6115-01-563-9846171-11 INTERCHANGEABLE
Parts Kit,electrical Generator
The Boeing Company
6515-01-590-2796202.884 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
4140-01-676-671617111 INTERCHANGEABLE
Impeller,fan,axial
Extreme Networks, Inc
Cross-Reference Index
Part NumberManufacturer
17111 Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures (USA)
Related Parts
3455-00-268-9510INTERCHANGEABLE
CUTTER,MILLING,SCREW SLOTTING
59-10087
5310-00-542-1452INTERCHANGEABLE
WASHER,FLAT
5935-00-898-9846INTERCHANGEABLE
ADAPTER,CONNECTOR
1711-1
5305-01-222-7769INTERCHANGEABLE
SCREW,MACHINE
5985-01-291-3331INTERCHANGEABLE
ISOLATOR,RADIO FREQUENCY REFLECT
20A0241
5120-01-375-2486INTERCHANGEABLE
PULLER,FUSE
17-111
4820-01-416-3310INTERCHANGEABLE
STEM,FLUID VALVE
17111
6115-01-563-9846INTERCHANGEABLE
PARTS KIT,ELECTRICAL GENERATOR
171-11
6515-01-590-2796INTERCHANGEABLE
SCREW,BONE
202.884
4140-01-676-6716INTERCHANGEABLE
IMPELLER,FAN,AXIAL
17111

Frequently Asked Questions

What is NSN 4820-01-571-5200?

NSN 4820-01-571-5200 is a Piston,valve, manufactured by Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-571-5200?

NSN 4820-01-571-5200 has 1 cross-referenced part number: 17111 (Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures).

What NSN replaces 4820-01-571-5200?

There are 10 known substitutes for 4820-01-571-5200: 3455-00-268-9510, 5310-00-542-1452, 5935-00-898-9846 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17111?

Key specifications for 17111: Special Features: LOWER PISTON; End Item Identification: MODEL 9500 CONTROL VALVE ASSEMBLY PART NO. 16919-01. 2 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