PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

250733C91Cylinder Assembly,hydraulic Brak

Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ · NSN 2530-00-846-0611 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-00-846-0611 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-846-0611. Primary manufacturer part number: 250733C91.
Features
  • Cylinder Assembly,hydraulic Brak — FSC 2530
  • Mounting Facility Thread Class: 2B
  • Mounting Type and Location: FLANGE CENTER SECTION
  • Seat Angle in Deg: 37.0 SINGLE PORT
  • Port Thread Quantity Per Inch: 24 SINGLE PORT
  • Port Thread Diameter: 0.375 INCHES NOMINAL SINGLE PORT IN
  • Bore Type: STRAIGHT
  • Bleeding Feature Quantity: 1
Applications
  • Applications requiring Steel Body construction
General Description

The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-00-846-0611, 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 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2530-00-846-0611
Primary Part Number250733C91
Item NameCylinder Assembly,hydraulic Brak
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerNavistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
StatusCANCELLED
Mounting Facility Thread Class2B
Mounting Type and LocationFLANGE CENTER SECTION
Seat Angle in Deg37.0 SINGLE PORT
Port Thread Quantity Per Inch24 SINGLE PORT
Port Thread Diameter0.375 INCHES NOMINAL SINGLE PORT IN
Bore TypeSTRAIGHT
Bleeding Feature Quantity1
Features ProvidedBLEEDER VALVES
Mounting Facility Thread Length0.438 INCHES NOMINAL IN
Mounting Facility Thread DirectionRIGHT-HAND
Design CharacteristicsSINGLE ACTING SINGLE CYLINDER
Mounting Facility Thread Diameter0.250 INCHES NOMINAL IN
Port Thread Series DesignatorUNF SINGLE PORT
Port StyleINVERTED FLARE SINGLE PORT
Mounting PositionRIGHT
Mounting Provision Arrangement StyleTWO HOLE
Center to Center Distance Between Mounting Provisions1.250 INCHES NOMINAL IN
Port Location and Quantity1 CENTER SECTION
MaterialSTEEL BODY
Mounting Facility Thread Quantity Per Inch20
Mounting Facility Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Port Thread Class2B SINGLE PORT
Mounting ProvisionTHREADED MOUNTING HOLES
Bore Diameter1.000 INCHES NOMINAL IN
Body Outside Diameter1.344 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6625-00-078-03613553 INTERCHANGEABLE
Ammeter
Jewell Instruments Llc
6105-00-102-27863567 INTERCHANGEABLE
Motor,alternating Current
Peerless of America Inc
6615-00-373-9416 INTERCHANGEABLE
Rotor Asy
5975-00-435-5927 INTERCHANGEABLE
Box Connector,electrical
5995-00-490-548072957A 5 INTERCHANGEABLE
Cable Assembly,ele
Brunswick Corp Dba Mercury Marine Div Mercury Marine
5935-00-644-50143553 INTERCHANGEABLE
Connector,receptacle,electrical
Westinghouse Electric Corp
5815-00-863-19423553 INTERCHANGEABLE
Clamp Assembly,actu
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
5998-01-018-8054003553 INTERCHANGEABLE
Circuit Card Assembly
Dynalec Corporation
5962-01-108-87673553AM-2 INTERCHANGEABLE
Microcircuit,linear
Omni Technology Corp
5962-01-151-1317247AS-C2866-001 INTERCHANGEABLE
Microcircuit,linear
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
250733C91 PRIMARY Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
3553 Allied Automotive Allied Aftermarket Div (USA)
WC40332 Trw Inc Replacement Parts Div (USA)
250733C91 Navistar Intl Corp Truck Br Ohio Plant (USA)
FD40332B Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
FD40332 Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
WC40332 C E Niehoff & Co (USA)
250733C91 Navistar International Corporation Dba Navistar (USA)
37230 Echlin Inc (USA)
Related Parts
6625-00-078-0361INTERCHANGEABLE
AMMETER
3553
6105-00-102-2786INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
3567
6615-00-373-9416INTERCHANGEABLE
ROTOR ASY
5975-00-435-5927INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5995-00-490-5480INTERCHANGEABLE
CABLE ASSEMBLY,ELE
72957A 5
5935-00-644-5014INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3553
5815-00-863-1942INTERCHANGEABLE
CLAMP ASSEMBLY,ACTU
3553
5998-01-018-8054INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
003553
5962-01-108-8767INTERCHANGEABLE
MICROCIRCUIT,LINEAR
3553AM-2
5962-01-151-1317INTERCHANGEABLE
MICROCIRCUIT,LINEAR
247AS-C2866-001
5310-01-337-0369INTERCHANGEABLE
WASHER,FLAT
23-094-402
6515-01-375-4791INTERCHANGEABLE
BAG,OSTOMY
3553

Frequently Asked Questions

What is NSN 2530-00-846-0611?

NSN 2530-00-846-0611 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: cancelled.

What are the part numbers for NSN 2530-00-846-0611?

NSN 2530-00-846-0611 has 9 cross-referenced part numbers: 250733C91 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 3553 (Allied Automotive Allied Aftermarket Div), WC40332 (Trw Inc Replacement Parts Div), 250733C91 (Navistar Intl Corp Truck Br Ohio Plant), FD40332B (Federal Mogul Corp Sub Wagner Brake Moog Automotive Div) and 4 more.

What NSN replaces 2530-00-846-0611?

There are 12 known substitutes for 2530-00-846-0611: 6625-00-078-0361, 6105-00-102-2786, 6615-00-373-9416 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 250733C91?

Key specifications for 250733C91: Mounting Facility Thread Class: 2B; Mounting Type and Location: FLANGE CENTER SECTION; Seat Angle in Deg: 37.0 SINGLE PORT; Port Thread Quantity Per Inch: 24 SINGLE PORT. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2530-00-846-0611 still in active supply?

NSN 2530-00-846-0611 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com