PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HK-122Piston,linear Actuating Cylinder

Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems · NSN 3040-01-218-8141 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-218-8141 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-218-8141. Primary manufacturer part number: HK-122.
Features
  • Piston,linear Actuating Cylinder — FSC 3040
  • 3 verified cross-references
  • Primary manufacturer: Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Piston,linear Actuating Cylinder, cataloged under National Stock Number 3040-01-218-8141, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePiston,linear Actuating Cylinder
FSC / FSG3040 — No Item Name Available (FSG 30)
ManufacturersIntegrated Distribution Systemslimited Partnershipdba Waterous Power Systems (CAGE 35683)
Technical Specifications
ParameterValue
NSN3040-01-218-8141
Primary Part NumberHK-122
Item NamePiston,linear Actuating Cylinder
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerIntegrated Distribution Systemslimited Partnershipdba Waterous Power Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5330-00-246-55197B7129 INTERCHANGEABLE
Gasket
Caterpillar Inc Div Caterpillar Defense
3110-00-630-2061MR203-E-1 INTERCHANGEABLE
Bearing,roller,cylindrical
Skf Usa Inc.
5310-01-046-196425076 INTERCHANGEABLE
Nut,spindle,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4730-01-087-411125076 INTERCHANGEABLE
Strainer Element,sediment
Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div
3120-01-177-4135CJ24E32-12 INTERCHANGEABLE
Bearing,sleeve
Saint-Gobain Performance Plastics Corporation
3040-01-218-3586HV-136 INTERCHANGEABLE
Head,linear Actuating Cylinder
Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems
2530-01-218-3633UP-218 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems
3040-01-271-364025076 INTERCHANGEABLE
Shaft,straight
Kone Inc.
4130-01-414-634125076 INTERCHANGEABLE
Leaf,discharge
Blissfield Manufacturing Company
4720-01-540-6603 INTERCHANGEABLE
Hose Assembly,nonmetallic
Cross-Reference Index
Part NumberManufacturer
HK-122 PRIMARY Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems (CAN)
25076 Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems (CAN)
25076 ITEM 5 Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems (CAN)
Related Parts
5330-00-246-5519INTERCHANGEABLE
GASKET
7B7129
3110-00-630-2061INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
MR203-E-1
5310-01-046-1964INTERCHANGEABLE
NUT,SPINDLE,VALVE
25076
4730-01-087-4111INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
25076
3120-01-177-4135INTERCHANGEABLE
BEARING,SLEEVE
CJ24E32-12
3040-01-218-3586INTERCHANGEABLE
HEAD,LINEAR ACTUATING CYLINDER
HV-136
2530-01-218-3633INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
UP-218
3040-01-271-3640INTERCHANGEABLE
SHAFT,STRAIGHT
25076
4130-01-414-6341INTERCHANGEABLE
LEAF,DISCHARGE
25076
4720-01-540-6603INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5120-01-601-5161INTERCHANGEABLE
PUNCH,DRIFT
25076

Frequently Asked Questions

What is NSN 3040-01-218-8141?

NSN 3040-01-218-8141 is a Piston,linear Actuating Cylinder, manufactured by Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-218-8141?

NSN 3040-01-218-8141 has 3 cross-referenced part numbers: HK-122 (Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems), 25076 (Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems), 25076 ITEM 5 (Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems).

What NSN replaces 3040-01-218-8141?

There are 11 known substitutes for 3040-01-218-8141: 5330-00-246-5519, 3110-00-630-2061, 5310-01-046-1964 and 8 more. Verify interchangeability with system specifications before substitution.

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