PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16957Connecting Rod,piston

Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures · NSN 4320-01-571-5195 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-571-5195 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-571-5195. Primary manufacturer part number: 16957.
Features
  • Connecting Rod,piston — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Connecting Rod,piston, cataloged under National Stock Number 4320-01-571-5195, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-571-5195
Primary Part Number16957
Item NameConnecting Rod,piston
FSC / FSG4320 / 43 — 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 5
2920-00-538-0351 INTERCHANGEABLE
Cover,electrical Generator
4820-01-122-969332328 INTERCHANGEABLE
Disk,valve
Flowserve Inc
5330-01-271-1443 INTERCHANGEABLE
Gasket
3040-01-355-620716957 INTERCHANGEABLE
Control Assembly,push-Pull
Liftking Manufacturing Corp
6515-01-593-9437311.01.96 INTERCHANGEABLE
Handle,maxillofacial Surgery Bon
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
16957 Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures (USA)
Related Parts
2920-00-538-0351INTERCHANGEABLE
COVER,ELECTRICAL GENERATOR
4820-01-122-9693INTERCHANGEABLE
DISK,VALVE
32328
5330-01-271-1443INTERCHANGEABLE
GASKET
3040-01-355-6207INTERCHANGEABLE
CONTROL ASSEMBLY,PUSH-PULL
16957
6515-01-593-9437INTERCHANGEABLE
HANDLE,MAXILLOFACIAL SURGERY BON
311.01.96

Frequently Asked Questions

What is NSN 4320-01-571-5195?

NSN 4320-01-571-5195 is a Connecting Rod,piston, manufactured by Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-571-5195?

NSN 4320-01-571-5195 has 1 cross-referenced part number: 16957 (Pentair Water Treatment (oh) Company Dba Pentair Water Div Codeline, Structural, Advanced Structures).

What NSN replaces 4320-01-571-5195?

There are 5 known substitutes for 4320-01-571-5195: 2920-00-538-0351, 4820-01-122-9693, 5330-01-271-1443 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16957?

Key specifications for 16957: End Item Identification: MODEL 9500 CONTROL VALVE ASSEMBLY, PART NO. 16919-01; Part Name Assigned by Controlling Agency: PISTON ROD. 2 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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