PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4180-21-51S-7X17Cylinder Assembly,actuating,line

Milwaukee Cylinder Inc · NSN 3040-01-498-9300 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-498-9300 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-498-9300. Primary manufacturer part number: 4180-21-51S-7X17.
Features
  • Cylinder Assembly,actuating,line — FSC 3040
  • Design Characteristics: SINGLE ACTING SINGLE CYLINDER
  • Integral Valve Operation Method: PNEUMATIC
  • 2 verified cross-references
  • Primary manufacturer: Milwaukee Cylinder Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-498-9300, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Milwaukee Cylinder Inc. Government technical data includes 2 verified specifications, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-498-9300
Primary Part Number4180-21-51S-7X17
Item NameCylinder Assembly,actuating,line
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerMilwaukee Cylinder Inc
StatusACTIVE
Design CharacteristicsSINGLE ACTING SINGLE CYLINDER
Integral Valve Operation MethodPNEUMATIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5315-00-033-1102100207 INTERCHANGEABLE
Pin,straight,headless
Meggitt North Hollywood Inc
8140-01-045-6817100207 INTERCHANGEABLE
Pad,mount
Prc Composites, Llc Dba Globe Plastics
5330-01-169-640812163-82121 INTERCHANGEABLE
Retainer,packing
Tcm America, Inc Sc
1730-01-195-1075 INTERCHANGEABLE
Board Assembly,centralized Aircr
8125-01-499-8237100207 INTERCHANGEABLE
Cap,screw,bottle and Jar
Fluid Defense Systems, Llc Dba Fluid Defense Systems
4730-01-529-0177100207 INTERCHANGEABLE
Coupling,tube
Dh Instruments Inc.
Cross-Reference Index
Part NumberManufacturer
100207 S & G Enterprises Inc (USA)
4180-21-51S-7X17 PRIMARY Milwaukee Cylinder Inc (USA)
Related Parts
5315-00-033-1102INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
100207
8140-01-045-6817INTERCHANGEABLE
PAD,MOUNT
100207
5330-01-169-6408INTERCHANGEABLE
RETAINER,PACKING
12163-82121
1730-01-195-1075INTERCHANGEABLE
BOARD ASSEMBLY,CENTRALIZED AIRCR
8125-01-499-8237INTERCHANGEABLE
CAP,SCREW,BOTTLE AND JAR
100207
4730-01-529-0177INTERCHANGEABLE
COUPLING,TUBE
100207

Frequently Asked Questions

What is NSN 3040-01-498-9300?

NSN 3040-01-498-9300 is a Cylinder Assembly,actuating,line, manufactured by Milwaukee Cylinder Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-498-9300?

NSN 3040-01-498-9300 has 2 cross-referenced part numbers: 100207 (S & G Enterprises Inc), 4180-21-51S-7X17 (Milwaukee Cylinder Inc).

What NSN replaces 3040-01-498-9300?

There are 6 known substitutes for 3040-01-498-9300: 5315-00-033-1102, 8140-01-045-6817, 5330-01-169-6408 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4180-21-51S-7X17?

Key specifications for 4180-21-51S-7X17: End Item Identification: MODEL 5P RAM FLAT COMPACTOR; Special Features: COMPACTOR CRUSHES 1 & 5 GALLON PAILS AT 120 PSI; Design Characteristics: SINGLE ACTING SINGLE CYLINDER; Part Name Assigned by Controlling Agency: CYLINDER-PNEUMATIC. 5 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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