PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WC40333Cylinder Assembly,hydraulic Brak

C E Niehoff & Co · NSN 2530-00-125-8008 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-00-125-8008 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-125-8008. Primary manufacturer part number: WC40333.
Features
  • Cylinder Assembly,hydraulic Brak — FSC 2530
  • Piston Rod End Similarity: IDENTICAL
  • Mounting Facility Thread Diameter: 0.250 INCHES NOMINAL IN
  • Seat Angle in Deg: 37.0 LOCATION NOT OTHERWISE SPECIFIED
  • Extended Length: 2.938 INCHES NOMINAL IN
  • Mounting Provision Arrangement Style: TWO HOLE
  • Bore Type: STRAIGHT
  • Mounting Facility Thread Class: 2B
Applications
  • Applications requiring Steel Body construction
General Description

The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-00-125-8008, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is C E Niehoff & Co. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2530-00-125-8008
Primary Part NumberWC40333
Item NameCylinder Assembly,hydraulic Brak
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerC E Niehoff & Co
StatusCANCELLED
Piston Rod End SimilarityIDENTICAL
Mounting Facility Thread Diameter0.250 INCHES NOMINAL IN
Seat Angle in Deg37.0 LOCATION NOT OTHERWISE SPECIFIED
Extended Length2.938 INCHES NOMINAL IN
Mounting Provision Arrangement StyleTWO HOLE
Bore TypeSTRAIGHT
Mounting Facility Thread Class2B
Design CharacteristicsDOUBLE ACTING SINGLE CYLINDER
First Piston Rod End StyleSLOT TYPE LOCATION NOT OTHERWISE SPECIFIED
MaterialSTEEL BODY
First End Fork Depth0.938 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Bore Diameter1.000 INCHES NOMINAL IN
Mounting ProvisionTHREADED MOUNTING HOLES
Overall Diameter1.438 INCHES NOMINAL IN
First End Fork Width0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Port Thread Quantity Per Inch24 LOCATION NOT OTHERWISE SPECIFIED
Mounting Facility Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Mounting Facility Thread DirectionRIGHT-HAND
Port Thread Class2B LOCATION NOT OTHERWISE SPECIFIED
Port Thread Diameter0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Compressed Length2.438 INCHES NOMINAL IN
Mounting Facility Thread Quantity Per Inch20
Port StyleFLARE LOCATION NOT OTHERWISE SPECIFIED
Bleeding Feature Quantity1
Mounting PositionRIGHT
Mounting Facility Thread Length0.344 INCHES NOMINAL IN
First End Fork Span Width0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Center to Center Distance Between Mounting Provisions1.312 INCHES NOMINAL IN
Mounting Type and LocationFLANGE CENTER SECTION
Port Thread Series DesignatorUNF LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
3120-00-369-365137231 INTERCHANGEABLE
Bushing,sleeve
Eaton Aerospace, Llc Dba Jackson South
3220-00-988-7061 INTERCHANGEABLE
Jointer,woodworking
6520-01-279-647937231 INTERCHANGEABLE
Cement Kit,glass Ionomer,dental
Solventum Us Llc
5305-01-384-1723834100 INTERCHANGEABLE
Screw,tapping
Alfa Laval Inc
Cross-Reference Index
Part NumberManufacturer
WC40333 C E Niehoff & Co (USA)
WC40333 Trw Inc Replacement Parts Div (USA)
37231 Echlin Inc (USA)
FD40333 Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
Related Parts
3120-00-369-3651INTERCHANGEABLE
BUSHING,SLEEVE
37231
3220-00-988-7061INTERCHANGEABLE
JOINTER,WOODWORKING
6520-01-279-6479INTERCHANGEABLE
CEMENT KIT,GLASS IONOMER,DENTAL
37231
5305-01-384-1723INTERCHANGEABLE
SCREW,TAPPING
834100

Frequently Asked Questions

What is NSN 2530-00-125-8008?

NSN 2530-00-125-8008 is a Cylinder Assembly,hydraulic Brak, manufactured by C E Niehoff & Co, classified under FSC 2530 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2530-00-125-8008?

NSN 2530-00-125-8008 has 4 cross-referenced part numbers: WC40333 (C E Niehoff & Co), WC40333 (Trw Inc Replacement Parts Div), 37231 (Echlin Inc), FD40333 (Federal Mogul Corp Sub Wagner Brake Moog Automotive Div).

What NSN replaces 2530-00-125-8008?

There are 4 known substitutes for 2530-00-125-8008: 3120-00-369-3651, 3220-00-988-7061, 6520-01-279-6479 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of WC40333?

Key specifications for WC40333: Piston Rod End Similarity: IDENTICAL; Mounting Facility Thread Diameter: 0.250 INCHES NOMINAL IN; Seat Angle in Deg: 37.0 LOCATION NOT OTHERWISE SPECIFIED; Extended Length: 2.938 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2530-00-125-8008 still in active supply?

NSN 2530-00-125-8008 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