PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

278303Adjuster,slack,brake

Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems · NSN 2530-00-496-2604 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-00-496-2604 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-496-2604. Primary manufacturer part number: 278303.
Features
  • Adjuster,slack,brake — FSC 2530
  • Major Diameter: 1.249 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
  • Torque Load Rating: 15000.000 INCH-POUNDS IN
  • Shape: STRAIGHT
  • Connecting Arm Hole Bushing: INCLUDED
  • Minor Diameter: 1.012 INCHES MINIMUM AND 1.013 INCHES MAXIMUM IN
  • Adjustment Type: SINGLE ARM
  • Spline Type: STRAIGHT SPLINE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Adjuster,slack,brake, cataloged under National Stock Number 2530-00-496-2604, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 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
NSN2530-00-496-2604
Primary Part Number278303
Item NameAdjuster,slack,brake
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerBendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
StatusACTIVE
Major Diameter1.249 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
Torque Load Rating15000.000 INCH-POUNDS IN
ShapeSTRAIGHT
Connecting Arm Hole BushingINCLUDED
Minor Diameter1.012 INCHES MINIMUM AND 1.013 INCHES MAXIMUM IN
Adjustment TypeSINGLE ARM
Spline TypeSTRAIGHT SPLINE
Hole Diameter0.501 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
Screw Thread Series DesignatorNPT
Thread Size Designator0.125-27
Thread DirectionRIGHT-HAND
Lubrication ProvisionPIPE PLUG
Connecting Arm Center to Center Distance Between Spline Hole and Connection Hole6.000 INCHES NOMINAL AND 5.000 INCHES NOMINAL IN
Locking Device TypeSPRING LOADED PLUNGER
Connecting Arm Thickness0.521 INCHES MINIMUM AND 0.541 INCHES MAXIMUM IN
Spline Quantity10
Connecting Arm DesignSTRAIGHT
FSC Application DataAIR BRAKE SYSTEM CRUSHER-SCREENING PLANT
Connecting Arm Hole Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-013-4524 INTERCHANGEABLE
Nut,plain,hexagon
5340-00-072-15421113-4 INTERCHANGEABLE
Boot,dust and Moisture Seal
Apm Hexseal Corp
4720-00-082-0853MB11134 INTERCHANGEABLE
Hose Assembly,metallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
1650-00-083-6270W1113Q2-4-1.8 INTERCHANGEABLE
Fuse,hydraulic System
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
5305-00-191-5613 INTERCHANGEABLE
Screw,cap,socket Head
5136-00-203-6513 INTERCHANGEABLE
Tap,thread Cutting
5940-00-215-729610067 INTERCHANGEABLE
Terminal
Mitsubishi Caterpillar Forklift America, Inc
5998-00-224-4769 INTERCHANGEABLE
Circuit Card Assembly
5133-00-228-1352 INTERCHANGEABLE
Drill,twist
1285-00-252-7229MDS6 INTERCHANGEABLE
Radar Set Subassembly
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
B1102 Eaton Corp (USA)
217909 Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems (USA)
10067 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
1-1134 Terex Usa, Llc Dba Terex Equipment Services (USA)
T123A Bay City Shovels, Inc (USA)
T174A Bay City Shovels, Inc (USA)
278303 PRIMARY Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems (USA)
Related Parts
5310-00-013-4524INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5340-00-072-1542INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
1113-4
4720-00-082-0853INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
MB11134
1650-00-083-6270INTERCHANGEABLE
FUSE,HYDRAULIC SYSTEM
W1113Q2-4-1.8
5305-00-191-5613INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5136-00-203-6513INTERCHANGEABLE
TAP,THREAD CUTTING
5940-00-215-7296INTERCHANGEABLE
TERMINAL
10067
5998-00-224-4769INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5133-00-228-1352INTERCHANGEABLE
DRILL,TWIST
1285-00-252-7229INTERCHANGEABLE
RADAR SET SUBASSEMBLY
MDS6
5330-00-285-6847INTERCHANGEABLE
SEAL,PLAIN ENCASED
3010-00-337-0738INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
9656P

Frequently Asked Questions

What is NSN 2530-00-496-2604?

NSN 2530-00-496-2604 is a Adjuster,slack,brake, manufactured by Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems, classified under FSC 2530 (No Item Name Available). Status: active.

What are the part numbers for NSN 2530-00-496-2604?

NSN 2530-00-496-2604 has 7 cross-referenced part numbers: B1102 (Eaton Corp), 217909 (Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems), 10067 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 1-1134 (Terex Usa, Llc Dba Terex Equipment Services), T123A (Bay City Shovels, Inc) and 2 more.

What NSN replaces 2530-00-496-2604?

There are 12 known substitutes for 2530-00-496-2604: 5310-00-013-4524, 5340-00-072-1542, 4720-00-082-0853 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 278303?

Key specifications for 278303: Major Diameter: 1.249 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN; Torque Load Rating: 15000.000 INCH-POUNDS IN; Shape: STRAIGHT; Connecting Arm Hole Bushing: INCLUDED. 19 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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