PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1-156-9Piston Assembly

Parker Hannifin Corporation Div Aerospace Group Headquarters · NSN 2915-00-670-0343 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-00-670-0343 — this item is cataloged by the U.S. Government under National Stock Number 2915-00-670-0343. Primary manufacturer part number: 1-156-9.
Features
  • Piston Assembly — FSC 2915
  • General Characteristics Item Description: CONSISTS OF 1 EA,RETAINER,P/N 1-156-16,6 EA,SCREW,P/N 507-832-7,1 EA,SPACER,P/N 1-156-22,2 EA,SEAL,P/N 1-156-14,AND 1 EA,PISTON,P/N 1-156-21
  • 2 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Div Aerospace Group Headquarters
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Piston Assembly, cataloged under National Stock Number 2915-00-670-0343, is classified within Federal Supply Class 2915 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Parker Hannifin Corporation Div Aerospace Group Headquarters. Government technical data includes 1 verified specification, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2915-00-670-0343
Primary Part Number1-156-9
Item NamePiston Assembly
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Aerospace Group Headquarters
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF 1 EA,RETAINER,P/N 1-156-16,6 EA,SCREW,P/N 507-832-7,1 EA,SPACER,P/N 1-156-22,2 EA,SEAL,P/N 1-156-14,AND 1 EA,PISTON,P/N 1-156-21
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5305-00-021-4269 INTERCHANGEABLE
Screw,machine
3040-00-367-633411569 INTERCHANGEABLE
Shaft,shouldered
Miner Enterprises Inc Dba W H Miner Div
5315-00-570-3490SM-B-187152 INTERCHANGEABLE
Pin,shoulder,headed
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1650-00-704-846011569 INTERCHANGEABLE
Stock,linear Actuating Cylinder
Eaton Corp Dba Eaton Aerospace Jackson
3020-01-010-7173 INTERCHANGEABLE
Gear,spur
5977-01-371-499711569 INTERCHANGEABLE
Brush,electrical Contact
Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco
4810-01-596-083111569 INTERCHANGEABLE
Repair Kit,solenoid Valve
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
Cross-Reference Index
Part NumberManufacturer
1-156-9 PRIMARY Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
1-156-9 Parker-Hannifin Corporation Dba Pneutronics (USA)
Related Parts
5305-00-021-4269INTERCHANGEABLE
SCREW,MACHINE
3040-00-367-6334INTERCHANGEABLE
SHAFT,SHOULDERED
11569
5315-00-570-3490INTERCHANGEABLE
PIN,SHOULDER,HEADED
SM-B-187152
1650-00-704-8460INTERCHANGEABLE
STOCK,LINEAR ACTUATING CYLINDER
11569
3020-01-010-7173INTERCHANGEABLE
GEAR,SPUR
5977-01-371-4997INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
11569
4810-01-596-0831INTERCHANGEABLE
REPAIR KIT,SOLENOID VALVE
11569

Frequently Asked Questions

What is NSN 2915-00-670-0343?

NSN 2915-00-670-0343 is a Piston Assembly, manufactured by Parker Hannifin Corporation Div Aerospace Group Headquarters, classified under FSC 2915 (No Item Name Available). Status: active.

What are the part numbers for NSN 2915-00-670-0343?

NSN 2915-00-670-0343 has 2 cross-referenced part numbers: 1-156-9 (Parker Hannifin Corporation Div Aerospace Group Headquarters), 1-156-9 (Parker-Hannifin Corporation Dba Pneutronics).

What NSN replaces 2915-00-670-0343?

There are 7 known substitutes for 2915-00-670-0343: 5305-00-021-4269, 3040-00-367-6334, 5315-00-570-3490 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1-156-9?

Key specifications for 1-156-9: General Characteristics Item Description: CONSISTS OF 1 EA,RETAINER,P/N 1-156-16,6 EA,SCREW,P/N 507-832-7,1 EA,SPACER,P/N 1-156-22,2 EA,SEAL,P/N 1-156-14,AND 1 EA,PISTON,P/N 1-156-21. 1 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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