PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3149Cylinder Assembly,hydraulic Brak

Grimes Aerospace Company · NSN 2530-00-054-0524 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-00-054-0524 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-054-0524. Primary manufacturer part number: 3149.
Features
  • Cylinder Assembly,hydraulic Brak — FSC 2530
  • Mounting Facility Thread Diameter: 0.250 INCHES NOMINAL IN
  • Mounting Facility Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Port Thread Quantity Per Inch: 24 LOCATION NOT OTHERWISE SPECIFIED
  • Bleeding Feature Quantity: 1
  • Port Thread Diameter: 0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Port Thread Class: 2B LOCATION NOT OTHERWISE SPECIFIED
  • Center to Center Distance Between Mounting Provisions: 1.250 INCHES NOMINAL 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 2530-00-054-0524, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Grimes Aerospace Company. Government technical data includes 20 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2530-00-054-0524
Primary Part Number3149
Item NameCylinder Assembly,hydraulic Brak
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerGrimes Aerospace Company
StatusACTIVE
Mounting Facility Thread Diameter0.250 INCHES NOMINAL IN
Mounting Facility Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Port Thread Quantity Per Inch24 LOCATION NOT OTHERWISE SPECIFIED
Bleeding Feature Quantity1
Port Thread Diameter0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Port Thread Class2B LOCATION NOT OTHERWISE SPECIFIED
Center to Center Distance Between Mounting Provisions1.250 INCHES NOMINAL IN
Mounting Facility Thread Length0.438 INCHES NOMINAL IN
Mounting Type and LocationFLANGE CENTER SECTION
Mounting Facility Thread Quantity Per Inch20
Design CharacteristicsDOUBLE ACTING SINGLE CYLINDER
Port Thread Series DesignatorUNF LOCATION NOT OTHERWISE SPECIFIED
Mounting Facility Thread Class2B
Compressed Length2.750 INCHES NOMINAL IN
Mounting Facility Thread DirectionRIGHT-HAND
Bore Diameter0.812 INCHES NOMINAL IN
Mounting Provision Arrangement StyleTWO HOLE
Extended Length2.750 INCHES NOMINAL IN
Bore TypeSTRAIGHT
Mounting ProvisionTHREADED MOUNTING HOLES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3455-00-254-847454-10009 INTERCHANGEABLE
Cutter,milling,concave
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
3110-00-554-3232204S INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5935-00-807-822358A5A88-2 INTERCHANGEABLE
Connector,receptacle,electrical
Naval Air Warfare Center Aircraft Div
2530-00-879-7664 INTERCHANGEABLE
Wheel,solid Rubber Tire
6240-01-024-9856CM7-3149 INTERCHANGEABLE
Lamp,incandescent
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
2910-01-180-867533149 INTERCHANGEABLE
Filter,fluid
Wix Corp
6620-01-328-98623149 INTERCHANGEABLE
Indicator,pressure
Upright Inc
5120-01-368-3556 INTERCHANGEABLE
Wrench,oil Filter
5895-01-384-02923149 INTERCHANGEABLE
Interface Unit,communication Equ
Star Dynamic Corporation Dba Star Dynamic Corp
Cross-Reference Index
Part NumberManufacturer
3149 PRIMARY Grimes Aerospace Company (USA)
3149 Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA)
3149 Bendix Corp the Brake and Steering Div (USA)
3149 Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)
Related Parts
3455-00-254-8474INTERCHANGEABLE
CUTTER,MILLING,CONCAVE
54-10009
3110-00-554-3232INTERCHANGEABLE
BEARING,BALL,ANNULAR
204S
5935-00-807-8223INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
58A5A88-2
2530-00-879-7664INTERCHANGEABLE
WHEEL,SOLID RUBBER TIRE
6240-01-024-9856INTERCHANGEABLE
LAMP,INCANDESCENT
CM7-3149
2910-01-180-8675INTERCHANGEABLE
FILTER,FLUID
33149
6620-01-328-9862INTERCHANGEABLE
INDICATOR,PRESSURE
3149
5120-01-368-3556INTERCHANGEABLE
WRENCH,OIL FILTER
5895-01-384-0292INTERCHANGEABLE
INTERFACE UNIT,COMMUNICATION EQU
3149

Frequently Asked Questions

What is NSN 2530-00-054-0524?

NSN 2530-00-054-0524 is a Cylinder Assembly,hydraulic Brak, manufactured by Grimes Aerospace Company, classified under FSC 2530 (No Item Name Available). Status: active.

What are the part numbers for NSN 2530-00-054-0524?

NSN 2530-00-054-0524 has 4 cross-referenced part numbers: 3149 (Grimes Aerospace Company), 3149 (Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St)), 3149 (Bendix Corp the Brake and Steering Div), 3149 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)).

What NSN replaces 2530-00-054-0524?

There are 9 known substitutes for 2530-00-054-0524: 3455-00-254-8474, 3110-00-554-3232, 5935-00-807-8223 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3149?

Key specifications for 3149: Mounting Facility Thread Diameter: 0.250 INCHES NOMINAL IN; Mounting Facility Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Port Thread Quantity Per Inch: 24 LOCATION NOT OTHERWISE SPECIFIED; Bleeding Feature Quantity: 1. 20 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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