PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14429Pilot,valve Seat Refacing

Black and Decker Us Inc · NSN 4910-00-422-8797 · FSC 4910 · No Item Name Available
Verified by PartsTable
NSN 4910-00-422-8797 — this item is cataloged by the U.S. Government under National Stock Number 4910-00-422-8797. Primary manufacturer part number: 14429.
Features
  • Pilot,valve Seat Refacing — FSC 4910
  • Size: 0.4380 INCHES NOMINAL IN
  • Expansion Range: +0.433 TO 0.455 INCHES IN
  • Style Designator: ROUND
  • Design Type: EXPANDING
  • Expanding Pilot Lower End Length: 3.125 INCHES NOMINAL IN
  • Expanding Pilot Upper End Length: 2.250 INCHES NOMINAL IN
  • Upper End Diameter: 0.375 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Pilot,valve Seat Refacing, cataloged under National Stock Number 4910-00-422-8797, is classified within Federal Supply Class 4910 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Black and Decker Us Inc. Government technical data includes 7 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4910-00-422-8797
Primary Part Number14429
Item NamePilot,valve Seat Refacing
FSC / FSG4910 / 49 — No Item Name Available
ManufacturerBlack and Decker Us Inc
StatusACTIVE
Size0.4380 INCHES NOMINAL IN
Expansion Range+0.433 TO 0.455 INCHES IN
Style DesignatorROUND
Design TypeEXPANDING
Expanding Pilot Lower End Length3.125 INCHES NOMINAL IN
Expanding Pilot Upper End Length2.250 INCHES NOMINAL IN
Upper End Diameter0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5365-00-142-043300-014429 INTERCHANGEABLE
Spacer,sleeve
Eaton Aerospace, Llc Dba Jackson South
4330-00-319-118814429 INTERCHANGEABLE
Filter Element,fluid
Arvinmeritor Inc
2520-00-706-5892404350 INTERCHANGEABLE
Sleeve and Seal Assembly
Pg Automotive Division Inc
5315-01-089-746319004731 INTERCHANGEABLE
Pin,straight,headless
Warren Controls, Inc.
5120-01-335-0798 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
14429 PRIMARY Black and Decker Us Inc (USA)
Related Parts
5365-00-142-0433INTERCHANGEABLE
SPACER,SLEEVE
00-014429
4330-00-319-1188INTERCHANGEABLE
FILTER ELEMENT,FLUID
14429
2520-00-706-5892INTERCHANGEABLE
SLEEVE AND SEAL ASSEMBLY
404350
5315-01-089-7463INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
19004731
5120-01-335-0798INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 4910-00-422-8797?

NSN 4910-00-422-8797 is a Pilot,valve Seat Refacing, manufactured by Black and Decker Us Inc, classified under FSC 4910 (No Item Name Available). Status: active.

What are the part numbers for NSN 4910-00-422-8797?

NSN 4910-00-422-8797 has 1 cross-referenced part number: 14429 (Black and Decker Us Inc).

What NSN replaces 4910-00-422-8797?

There are 5 known substitutes for 4910-00-422-8797: 5365-00-142-0433, 4330-00-319-1188, 2520-00-706-5892 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14429?

Key specifications for 14429: Size: 0.4380 INCHES NOMINAL IN; Expansion Range: +0.433 TO 0.455 INCHES IN; Style Designator: ROUND; Design Type: EXPANDING. 7 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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