PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NW16639Parts Kit,hydraulic Brake Master

Tld Wollard Llc · NSN 2530-01-021-9928 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-01-021-9928 — this item is cataloged by the U.S. Government under National Stock Number 2530-01-021-9928. Primary manufacturer part number: NW16639.
Features
  • Parts Kit,hydraulic Brake Master — FSC 2530
  • Component Quantity: 12
  • Nonsupply Items and Quantities: 14894 2501220 PUSH ROD SEAL ASSY 1,14894 2501227 DIAPHRAGM VALVE 1,14894 2501231 SEAL VALVE 1,148942501232 POPPET RETAINER 1,14894 2501240 O-RING SEAL 1.14894 2501371 VALVE PISTON CUP 1,14894 2501376 PUSH ROD SEAL CUP 1,14894 373884 HYDRAULIC PISTON CUP 1,14894 379647 GASKET COVER 1.14894 950173 SQ SECT. RING SEAL 1,14894 950276 SQ SECT. RING SEAL 1
  • 4 verified cross-references
  • Primary manufacturer: Tld Wollard Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Parts Kit,hydraulic Brake Master, cataloged under National Stock Number 2530-01-021-9928, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Tld Wollard Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2530-01-021-9928
Primary Part NumberNW16639
Item NameParts Kit,hydraulic Brake Master
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerTld Wollard Llc
StatusACTIVE
Component Quantity12
Nonsupply Items and Quantities14894 2501220 PUSH ROD SEAL ASSY 1,14894 2501227 DIAPHRAGM VALVE 1,14894 2501231 SEAL VALVE 1,148942501232 POPPET RETAINER 1,14894 2501240 O-RING SEAL 1.14894 2501371 VALVE PISTON CUP 1,14894 2501376 PUSH ROD SEAL CUP 1,14894 373884 HYDRAULIC PISTON CUP 1,14894 379647 GASKET COVER 1.14894 950173 SQ SECT. RING SEAL 1,14894 950276 SQ SECT. RING SEAL 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5998-01-029-26482502983 INTERCHANGEABLE
Circuit Card Assembly
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4320-01-293-514416639 INTERCHANGEABLE
Throat,machining,pump
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
6515-01-584-279994100B INTERCHANGEABLE
Support,arch
Der-Tex Corporation Dba Frelonic
Cross-Reference Index
Part NumberManufacturer
2502983 Allied Automotive Allied Aftermarket Div (USA)
16639 Tld Wollard Llc (USA)
NW16639 PRIMARY Tld Wollard Llc (USA)
7420141 Ed Etnyre & Co (USA)
Related Parts
5998-01-029-2648INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
2502983
4320-01-293-5144INTERCHANGEABLE
THROAT,MACHINING,PUMP
16639
6515-01-584-2799INTERCHANGEABLE
SUPPORT,ARCH
94100B

Frequently Asked Questions

What is NSN 2530-01-021-9928?

NSN 2530-01-021-9928 is a Parts Kit,hydraulic Brake Master, manufactured by Tld Wollard Llc, classified under FSC 2530 (No Item Name Available). Status: active.

What are the part numbers for NSN 2530-01-021-9928?

NSN 2530-01-021-9928 has 4 cross-referenced part numbers: 2502983 (Allied Automotive Allied Aftermarket Div), 16639 (Tld Wollard Llc), NW16639 (Tld Wollard Llc), 7420141 (Ed Etnyre & Co).

What NSN replaces 2530-01-021-9928?

There are 3 known substitutes for 2530-01-021-9928: 5998-01-029-2648, 4320-01-293-5144, 6515-01-584-2799. Verify interchangeability with system specifications before substitution.

What are the specifications of NW16639?

Key specifications for NW16639: Component Quantity: 12; Nonsupply Items and Quantities: 14894 2501220 PUSH ROD SEAL ASSY 1,14894 2501227 DIAPHRAGM VALVE 1,14894 2501231 SEAL VALVE 1,148942501232 POPPET RETAINER 1,14894 2501240 O-RING SEAL 1.14894 2501371 VALVE PISTON CUP 1,14894 2501376 PUSH ROD SEAL CUP 1,14894 373884 HYDRAULIC PISTON CUP 1,14894 379647 GASKET COVER 1.14894 950173 SQ SECT. RING SEAL 1,14894 950276 SQ SECT. RING SEAL 1. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com