PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SC20Chamber,air Brake

Haldex Brake Products Corporation · NSN 2530-01-731-1189 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-01-731-1189 — this item is cataloged by the U.S. Government under National Stock Number 2530-01-731-1189. Primary manufacturer part number: SC20.
Features
  • Chamber,air Brake — FSC 2530
  • Line Connection Thread Size and Series/type Designator: 0.375-18 NPTF
  • Function for Which Designed: SERVICE BRAKING
  • Push Rod Thread Size and Series/type Designator: 0.625-18 UNF
  • Push Rod Length: 10.20 INCHES IN
  • Stroke Length: 2.25 INCHES IN
  • Diaphragm Quantity: 1
  • 1 verified cross-reference
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Chamber,air Brake, cataloged under National Stock Number 2530-01-731-1189, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Haldex Brake Products Corporation. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2530-01-731-1189
Primary Part NumberSC20
Item NameChamber,air Brake
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerHaldex Brake Products Corporation
StatusACTIVE
Line Connection Thread Size and Series/type Designator0.375-18 NPTF
Function for Which DesignedSERVICE BRAKING
Push Rod Thread Size and Series/type Designator0.625-18 UNF
Push Rod Length10.20 INCHES IN
Stroke Length2.25 INCHES IN
Diaphragm Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5920-00-477-1356SC20 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
8040-01-017-7380 INTERCHANGEABLE
Adhesive
5970-01-056-4857SC2/0 INTERCHANGEABLE
Insulator,splice Conductor
Burndy Llc
5961-01-069-9545 INTERCHANGEABLE
Semiconductor Device,diode
6532-01-122-92794874 INTERCHANGEABLE
Footwear Covers,operating Room
Cardinal Health 200, Llc
5930-01-217-1552SC-20 INTERCHANGEABLE
Switch,contact
Fahringer T L Co Inc
Cross-Reference Index
Part NumberManufacturer
SC20 PRIMARY Haldex Brake Products Corporation (USA)
Related Parts
5920-00-477-1356INTERCHANGEABLE
FUSE,CARTRIDGE
SC20
8040-01-017-7380INTERCHANGEABLE
ADHESIVE
5970-01-056-4857INTERCHANGEABLE
INSULATOR,SPLICE CONDUCTOR
SC2/0
5961-01-069-9545INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
6532-01-122-9279INTERCHANGEABLE
FOOTWEAR COVERS,OPERATING ROOM
4874
5930-01-217-1552INTERCHANGEABLE
SWITCH,CONTACT
SC-20

Frequently Asked Questions

What is NSN 2530-01-731-1189?

NSN 2530-01-731-1189 is a Chamber,air Brake, manufactured by Haldex Brake Products Corporation, classified under FSC 2530 (No Item Name Available). Status: active.

What are the part numbers for NSN 2530-01-731-1189?

NSN 2530-01-731-1189 has 1 cross-referenced part number: SC20 (Haldex Brake Products Corporation).

What NSN replaces 2530-01-731-1189?

There are 6 known substitutes for 2530-01-731-1189: 5920-00-477-1356, 8040-01-017-7380, 5970-01-056-4857 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SC20?

Key specifications for SC20: Line Connection Thread Size and Series/type Designator: 0.375-18 NPTF; Function for Which Designed: SERVICE BRAKING; Push Rod Thread Size and Series/type Designator: 0.625-18 UNF; Part Name Assigned by Controlling Agency: SERVICE CHAMBER BRAKE. 8 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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