PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

394660C91Cylinder Assembly,hydraulic Brak

Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ · NSN 2530-00-363-4185 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-00-363-4185 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-363-4185. Primary manufacturer part number: 394660C91.
Features
  • Cylinder Assembly,hydraulic Brak — FSC 2530
  • Port Thread Quantity Per Inch: 20 SINGLE PORT
  • Bleeding Feature Quantity: 1
  • Port Style: GASKET SEAL SINGLE PORT
  • Bore Type: STRAIGHT
  • Mounting Facility Thread Length: 0.438 INCHES NOMINAL IN
  • Body Outside Diameter: 1.600 INCHES NOMINAL IN
  • Mounting Type and Location: FLANGE CENTER SECTION
Applications
  • Applications requiring Iron Cast Body construction
General Description

The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-00-363-4185, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2530-00-363-4185
Primary Part Number394660C91
Item NameCylinder Assembly,hydraulic Brak
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerNavistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
StatusACTIVE
Port Thread Quantity Per Inch20 SINGLE PORT
Bleeding Feature Quantity1
Port StyleGASKET SEAL SINGLE PORT
Bore TypeSTRAIGHT
Mounting Facility Thread Length0.438 INCHES NOMINAL IN
Body Outside Diameter1.600 INCHES NOMINAL IN
Mounting Type and LocationFLANGE CENTER SECTION
Mounting Facility Thread Quantity Per Inch18
Bore Diameter1.188 INCHES NOMINAL IN
Mounting ProvisionTHREADED MOUNTING HOLES
Port Location and Quantity1 CENTER SECTION
Mounting Facility Thread Diameter0.313 INCHES NOMINAL IN
Mounting Facility Thread Class2B
Mounting Facility Thread DirectionRIGHT-HAND
Center to Center Distance Between Mounting Provisions1.625 INCHES NOMINAL IN
Mounting PositionRIGHT
Design CharacteristicsDOUBLE ACTING SINGLE CYLINDER
Mounting Provision Arrangement StyleTWO HOLE
Mounting Facility Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Port Thread Class2B SINGLE PORT
Port Thread Diameter0.438 INCHES NOMINAL SINGLE PORT IN
Port Thread Series DesignatorUNF SINGLE PORT
MaterialIRON CAST BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6105-00-102-27863567 INTERCHANGEABLE
Motor,alternating Current
Peerless of America Inc
6635-00-409-88453550 INTERCHANGEABLE
Probe,eddy Current
Olympus America Inc
2520-00-423-0794 INTERCHANGEABLE
Shaft
5985-00-491-7351721862-015 INTERCHANGEABLE
Switch,radio Frequency Transmiss
Raytheon Company Div Rmd Strategic
3030-00-528-4620 INTERCHANGEABLE
Belt,v
5310-00-811-03553550 INTERCHANGEABLE
Washer,flat
International Business Machines Corp Parts Order Center Dept E - 54
6130-01-018-7988003550 INTERCHANGEABLE
Power Supply
Dynalec Corporation
5950-01-046-6983 INTERCHANGEABLE
Coil,radio Frequency
5315-01-047-607037247 INTERCHANGEABLE
Pin,straight,headless
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
6630-01-066-9000123606 INTERCHANGEABLE
Meter,ph
Newington Electric Co., Inc.
Cross-Reference Index
Part NumberManufacturer
2228826 Allied Automotive Allied Aftermarket Div (USA)
3550 Bendix Corp the Brake and Steering Div (USA)
394660C91 PRIMARY Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
172-452 Delco Moraine Div of General Motors Corp (USA)
37247 Echlin Inc (USA)
3550 Bendix Corp the (USA)
WC73619 Trw Inc Replacement Parts Div (USA)
WC73619 C E Niehoff & Co (USA)
F73619 Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
Related Parts
6105-00-102-2786INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
3567
6635-00-409-8845INTERCHANGEABLE
PROBE,EDDY CURRENT
3550
2520-00-423-0794INTERCHANGEABLE
SHAFT
5985-00-491-7351INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
721862-015
3030-00-528-4620INTERCHANGEABLE
BELT,V
5310-00-811-0355INTERCHANGEABLE
WASHER,FLAT
3550
6130-01-018-7988INTERCHANGEABLE
POWER SUPPLY
003550
5950-01-046-6983INTERCHANGEABLE
COIL,RADIO FREQUENCY
5315-01-047-6070INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
37247
6630-01-066-9000INTERCHANGEABLE
METER,PH
123606
3040-01-262-2664INTERCHANGEABLE
GEARSHAFT,SPUR
37247
4730-01-342-3424INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
3550

Frequently Asked Questions

What is NSN 2530-00-363-4185?

NSN 2530-00-363-4185 is a Cylinder Assembly,hydraulic Brak, manufactured by Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/, classified under FSC 2530 (No Item Name Available). Status: active.

What are the part numbers for NSN 2530-00-363-4185?

NSN 2530-00-363-4185 has 9 cross-referenced part numbers: 2228826 (Allied Automotive Allied Aftermarket Div), 3550 (Bendix Corp the Brake and Steering Div), 394660C91 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 172-452 (Delco Moraine Div of General Motors Corp), 37247 (Echlin Inc) and 4 more.

What NSN replaces 2530-00-363-4185?

There are 12 known substitutes for 2530-00-363-4185: 6105-00-102-2786, 6635-00-409-8845, 2520-00-423-0794 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 394660C91?

Key specifications for 394660C91: Port Thread Quantity Per Inch: 20 SINGLE PORT; Bleeding Feature Quantity: 1; Port Style: GASKET SEAL SINGLE PORT; Overall Height: 1.750 INCHES NOMINAL IN. 25 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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