PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203SK19AParts Kit,valve

Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations · NSN 2530-00-447-1148 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-00-447-1148 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-447-1148. Primary manufacturer part number: 203SK19A.
Features
  • Parts Kit,valve — FSC 2530
  • General Characteristics Item Description: 142276H PISTON CUP 1,142277H INLET AND EXHAUST VALVE 1,142275 HANDLE SET SCREW 1,142273H CHECK VALVE SPRING 1,11115V CHECK VALVE BALL 1,142274H INLET VALVE SPRING 1 V
  • 7 verified cross-references
  • Primary manufacturer: Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Parts Kit,valve, cataloged under National Stock Number 2530-00-447-1148, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2530-00-447-1148
Primary Part Number203SK19A
Item NameParts Kit,valve
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerMack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations
StatusACTIVE
General Characteristics Item Description142276H PISTON CUP 1,142277H INLET AND EXHAUST VALVE 1,142275 HANDLE SET SCREW 1,142273H CHECK VALVE SPRING 1,11115V CHECK VALVE BALL 1,142274H INLET VALVE SPRING 1 V
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5340-01-668-6479221367 INTERCHANGEABLE
Cup,suction
Prc - Desoto International, Inc. Dba Ppg Aerospace Div Asc-Los Angeles
Cross-Reference Index
Part NumberManufacturer
418553 Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA)
BWE221367 Rivinius Inc Littleford Machinery Div (USA)
203SK19A PRIMARY Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations (USA)
221367 PRIMARY Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems (USA)
5Y7144 PRIMARY Napco International Llc Dba Napco International Inc (USA)
BB-19178 Diamond Reo Truck Co (USA)
25T0380S PRIMARY Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA)
Related Parts
5340-01-668-6479INTERCHANGEABLE
CUP,SUCTION
221367

Frequently Asked Questions

What is NSN 2530-00-447-1148?

NSN 2530-00-447-1148 is a Parts Kit,valve, manufactured by Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations, classified under FSC 2530 (No Item Name Available). Status: active.

What are the part numbers for NSN 2530-00-447-1148?

NSN 2530-00-447-1148 has 7 cross-referenced part numbers: 418553 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)), BWE221367 (Rivinius Inc Littleford Machinery Div), 203SK19A (Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations), 221367 (Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems), 5Y7144 (Napco International Llc Dba Napco International Inc) and 2 more.

What NSN replaces 2530-00-447-1148?

There is 1 known substitute for 2530-00-447-1148: 5340-01-668-6479. Verify interchangeability with system specifications before substitution.

What are the specifications of 203SK19A?

Key specifications for 203SK19A: General Characteristics Item Description: 142276H PISTON CUP 1,142277H INLET AND EXHAUST VALVE 1,142275 HANDLE SET SCREW 1,142273H CHECK VALVE SPRING 1,11115V CHECK VALVE BALL 1,142274H INLET VALVE SPRING 1 V. 1 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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