PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FD3677Cylinder Assembly,hydraulic Brak

Federal Mogul Corp Sub Wagner Brake Moog Automotive Div · NSN 2530-00-734-2546 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-00-734-2546 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-734-2546. Primary manufacturer part number: FD3677.
Features
  • Cylinder Assembly,hydraulic Brak — FSC 2530
  • Port Location and Quantity: 1 CENTER SECTION
  • Mounting Type and Location: FLANGE CENTER SECTION
  • First End Fork Span Width: 0.250 INCHES NOMINAL ALL WORKING ENDS IN
  • Port Thread Class: 2B SINGLE PORT
  • Port Style: GASKET SEAL SINGLE PORT
  • Piston Rod End Similarity: IDENTICAL
  • Port Thread Diameter: 0.438 INCHES NOMINAL SINGLE PORT IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-00-734-2546, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Federal Mogul Corp Sub Wagner Brake Moog Automotive Div. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 15 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
NSN2530-00-734-2546
Primary Part NumberFD3677
Item NameCylinder Assembly,hydraulic Brak
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerFederal Mogul Corp Sub Wagner Brake Moog Automotive Div
StatusACTIVE
Port Location and Quantity1 CENTER SECTION
Mounting Type and LocationFLANGE CENTER SECTION
First End Fork Span Width0.250 INCHES NOMINAL ALL WORKING ENDS IN
Port Thread Class2B SINGLE PORT
Port StyleGASKET SEAL SINGLE PORT
Piston Rod End SimilarityIDENTICAL
Port Thread Diameter0.438 INCHES NOMINAL SINGLE PORT IN
First End Fork Depth0.250 INCHES NOMINAL ALL WORKING ENDS IN
First End Fork Width0.688 INCHES NOMINAL ALL WORKING ENDS IN
Mounting Facility Thread Length0.375 INCHES NOMINAL IN
Port Thread Series DesignatorUNF SINGLE PORT
First Piston Rod End StyleSLOT TYPE ALL WORKING ENDS
Bleeding Feature Quantity1
Port Thread Quantity Per Inch20 SINGLE PORT
Mounting Facility Thread Quantity Per Inch18
Extended Length6.188 INCHES NOMINAL IN
Mounting Facility Thread Diameter0.312 INCHES NOMINAL IN
Mounting Facility Thread DirectionRIGHT-HAND
Mounting ProvisionTHREADED MOUNTING HOLES
Mounting Provision Arrangement StyleTWO HOLE
Features ProvidedSERRATED ADJUSTER
Bore Diameter1.500 INCHES NOMINAL IN
Mounting Facility Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Mounting Facility Thread Class2B
Design CharacteristicsDOUBLE ACTING SINGLE CYLINDER
Bore TypeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6515-00-099-2951DYND50221 INTERCHANGEABLE
Tube,connecting,surgical Apparat
Medline Industries, Lp
3110-00-100-9551 INTERCHANGEABLE
Cone and Rollers,tapered Roller
5120-00-156-0978 INTERCHANGEABLE
Bit,screwdriver
5945-00-164-64472587781 INTERCHANGEABLE
Relay Subassembly
Naval Ship Systems Command
2030-00-175-8787 INTERCHANGEABLE
Davits,boat,trackway
2030-00-175-8788 INTERCHANGEABLE
Davits,boat,trackway
5305-00-206-9850125139 INTERCHANGEABLE
Screw,externally Relieved Body
Telemechanics Inc
8115-00-290-33863386 INTERCHANGEABLE
Box,shipping
Connecticut Container Corp. Dba Connecticut Container Corp
6605-00-318-7590172158 INTERCHANGEABLE
Arm Assy
Lockheed Martin Corporation Div Rms - Mitchel Field
2530-00-353-1056200 INTERCHANGEABLE
Lining,friction
Johns Manville Intl
Cross-Reference Index
Part NumberManufacturer
W3677 Airtex Products Div of Uis Inc (USA)
3386 Bendix Corp the (USA)
5450553 Delco Moraine Div of General Motors Corp (USA)
FD3677 PRIMARY Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
172-158 Delco Moraine Div of General Motors Corp (USA)
595A Delco Moraine Div of General Motors Corp (USA)
EW3677 Eis Brake Parts Div of Standard Motor Products Inc (USA)
3.3238-1201.3 Continental Teves Ag & Co. Ohg (DEU)
5451214 Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 (USA)
7342546 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
5300885 General Motors Corp Delco Products Div Machine Control Systems (USA)
5451214 General Motors Llc Dba General Motors Llc (USA)
WC3677 Trw Inc Replacement Parts Div (USA)
342546 General Semiconductor Inc (USA)
WC3677 C E Niehoff & Co (USA)
3677 Echlin Inc (USA)
451214 General Motors Corp Oldsmobile Div (USA)
Related Parts
6515-00-099-2951INTERCHANGEABLE
TUBE,CONNECTING,SURGICAL APPARAT
DYND50221
3110-00-100-9551INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
5120-00-156-0978INTERCHANGEABLE
BIT,SCREWDRIVER
5945-00-164-6447INTERCHANGEABLE
RELAY SUBASSEMBLY
2587781
2030-00-175-8787INTERCHANGEABLE
DAVITS,BOAT,TRACKWAY
2030-00-175-8788INTERCHANGEABLE
DAVITS,BOAT,TRACKWAY
5305-00-206-9850INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
125139
8115-00-290-3386INTERCHANGEABLE
BOX,SHIPPING
3386
6605-00-318-7590INTERCHANGEABLE
ARM ASSY
172158
2530-00-353-1056INTERCHANGEABLE
LINING,FRICTION
200
5935-00-401-6566INTERCHANGEABLE
POLARIZING KEY,CONN
3386
5985-00-442-9430INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL

Frequently Asked Questions

What is NSN 2530-00-734-2546?

NSN 2530-00-734-2546 is a Cylinder Assembly,hydraulic Brak, manufactured by Federal Mogul Corp Sub Wagner Brake Moog Automotive Div, classified under FSC 2530 (No Item Name Available). Status: active.

What are the part numbers for NSN 2530-00-734-2546?

NSN 2530-00-734-2546 has 17 cross-referenced part numbers: W3677 (Airtex Products Div of Uis Inc), 3386 (Bendix Corp the), 5450553 (Delco Moraine Div of General Motors Corp), FD3677 (Federal Mogul Corp Sub Wagner Brake Moog Automotive Div), 172-158 (Delco Moraine Div of General Motors Corp) and 12 more.

What NSN replaces 2530-00-734-2546?

There are 12 known substitutes for 2530-00-734-2546: 6515-00-099-2951, 3110-00-100-9551, 5120-00-156-0978 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FD3677?

Key specifications for FD3677: Port Location and Quantity: 1 CENTER SECTION; Mounting Type and Location: FLANGE CENTER SECTION; First End Fork Span Width: 0.250 INCHES NOMINAL ALL WORKING ENDS IN; Port Thread Class: 2B SINGLE PORT. 28 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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