PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B1547AChamber,air Brake

Eaton Corp · NSN 2530-00-121-0386 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-00-121-0386 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-121-0386. Primary manufacturer part number: B1547A.
Features
  • Chamber,air Brake — FSC 2530
  • Line Connection Thread Size and Series/type Designator: 0.250-18 NPTF
  • Stroke Length: 2.250 INCHES IN
  • 7 verified cross-references
  • Primary manufacturer: Eaton Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Chamber,air Brake, cataloged under National Stock Number 2530-00-121-0386, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Eaton Corp. Government technical data includes 2 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2530-00-121-0386
Primary Part NumberB1547A
Item NameChamber,air Brake
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerEaton Corp
StatusCANCELLED
Line Connection Thread Size and Series/type Designator0.250-18 NPTF
Stroke Length2.250 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5340-00-071-304922380 INTERCHANGEABLE
Cap,protective,dust and Moisture
Provision, Inc. Dba Provision Inc
2805-00-353-8635LK233 INTERCHANGEABLE
Lock,valve Spring Retainer
Trw Inc Trw Intl Trade Government Sales Dept
3120-00-678-61328687059 INTERCHANGEABLE
Bushing,sleeve
U S Army Tank Automotive Command Amsta-Im-Mm
8040-00-777-0631EA 1C 4OZ INTERCHANGEABLE
Adhesive
Henkel Loctite Corp
5970-00-935-0026306-2522-010 INTERCHANGEABLE
Insulator,bushing
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6240-01-170-7340 INTERCHANGEABLE
Lamp,incandescent
3010-01-298-336722380 INTERCHANGEABLE
Disk,clutch,nonvehicular
Paccar Winch Inc Dba Paccar Winch Division
5855-01-577-314022380 INTERCHANGEABLE
Cleaning Kit,optical Instrument
Charles Reed Knight Jr Dba Knight's Armament Company
6520-01-591-9087PRMANSYSW INTERCHANGEABLE
Sealer,root Canal,dental
Tulsa Dental Products Llc Div Tulsa Dental Specialties And/or Maillefer North America
1285-01-625-69377611592 INTERCHANGEABLE
Terminal,remote
Leidos Inc
Cross-Reference Index
Part NumberManufacturer
B1547A Eaton Corp (USA)
B1547 Johnson C S Co Inc (USA)
5198386 Rolls-Royce Solutions America Inc (USA)
22380 Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
B1547 Eaton Corp (USA)
B1547 Load King, Llc Div Load King (USA)
5194457 Rolls-Royce Solutions America Inc (USA)
Related Parts
5340-00-071-3049INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
22380
2805-00-353-8635INTERCHANGEABLE
LOCK,VALVE SPRING RETAINER
LK233
3120-00-678-6132INTERCHANGEABLE
BUSHING,SLEEVE
8687059
8040-00-777-0631INTERCHANGEABLE
ADHESIVE
EA 1C 4OZ
5970-00-935-0026INTERCHANGEABLE
INSULATOR,BUSHING
306-2522-010
6240-01-170-7340INTERCHANGEABLE
LAMP,INCANDESCENT
3010-01-298-3367INTERCHANGEABLE
DISK,CLUTCH,NONVEHICULAR
22380
5855-01-577-3140INTERCHANGEABLE
CLEANING KIT,OPTICAL INSTRUMENT
22380
6520-01-591-9087INTERCHANGEABLE
SEALER,ROOT CANAL,DENTAL
PRMANSYSW
1285-01-625-6937INTERCHANGEABLE
TERMINAL,REMOTE
7611592

Frequently Asked Questions

What is NSN 2530-00-121-0386?

NSN 2530-00-121-0386 is a Chamber,air Brake, manufactured by Eaton Corp, classified under FSC 2530 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2530-00-121-0386?

NSN 2530-00-121-0386 has 7 cross-referenced part numbers: B1547A (Eaton Corp), B1547 (Johnson C S Co Inc), 5198386 (Rolls-Royce Solutions America Inc), 22380 (Federal Mogul Corp Sub Wagner Brake Moog Automotive Div), B1547 (Eaton Corp) and 2 more.

What NSN replaces 2530-00-121-0386?

There are 10 known substitutes for 2530-00-121-0386: 5340-00-071-3049, 2805-00-353-8635, 3120-00-678-6132 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B1547A?

Key specifications for B1547A: Line Connection Thread Size and Series/type Designator: 0.250-18 NPTF; Stroke Length: 2.250 INCHES IN. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2530-00-121-0386 still in active supply?

NSN 2530-00-121-0386 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.
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