PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

01-021-026Plug,pipe

Wm W Nugent & Co Inc · NSN 4730-01-423-6549 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-423-6549 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-423-6549. Primary manufacturer part number: 01-021-026.
Features
  • Plug,pipe — FSC 4730
  • Thread Direction: RIGHT-HAND EXTERNAL
  • Thread Series Designator: NPT EXTERNAL
  • Drive End Style: HEXAGON
  • Nominal Thread Size: 0.125 INCHES EXTERNAL IN
  • Head Type: SOLID
  • Connection Style: PLAIN
  • Nominal Pipe Size for Which Designed: 0.125 INCHES IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Plug,pipe, cataloged under National Stock Number 4730-01-423-6549, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Wm W Nugent & Co Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-423-6549
Primary Part Number01-021-026
Item NamePlug,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerWm W Nugent & Co Inc
StatusACTIVE
Thread DirectionRIGHT-HAND EXTERNAL
Thread Series DesignatorNPT EXTERNAL
Drive End StyleHEXAGON
Nominal Thread Size0.125 INCHES EXTERNAL IN
Head TypeSOLID
Connection StylePLAIN
Nominal Pipe Size for Which Designed0.125 INCHES IN
Body TypeSOLID
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5136-00-261-3261 INTERCHANGEABLE
Tap,thread Cutting
5342-00-598-90191216-3 INTERCHANGEABLE
Mount,resilient,weapon System
Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp
3040-01-097-5400121-6-3 INTERCHANGEABLE
Shaft,straight
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
2530-01-295-9815 INTERCHANGEABLE
Camshaft,actuating,brake Shoe
5950-01-345-145512163 INTERCHANGEABLE
Transformer,power
Data Device Corp Dba Beta Transformer Technology
4330-01-423-295033-229-207 INTERCHANGEABLE
Filter Element,fluid
Wm W Nugent & Co Inc
4330-01-423-295433-260-202 INTERCHANGEABLE
Head,fluid Filter
Wm W Nugent & Co Inc
4330-01-423-298112-163-201 INTERCHANGEABLE
Filter,fluid
Wm W Nugent & Co Inc
Cross-Reference Index
Part NumberManufacturer
12-163 Wm W Nugent & Co Inc (USA)
12-163-201 IT6/9 Wm W Nugent & Co Inc (USA)
PL12-163-201 Wm W Nugent & Co Inc (USA)
01-021-026 PRIMARY Wm W Nugent & Co Inc (USA)
Related Parts
5136-00-261-3261INTERCHANGEABLE
TAP,THREAD CUTTING
5342-00-598-9019INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
1216-3
3040-01-097-5400INTERCHANGEABLE
SHAFT,STRAIGHT
121-6-3
2530-01-295-9815INTERCHANGEABLE
CAMSHAFT,ACTUATING,BRAKE SHOE
5950-01-345-1455INTERCHANGEABLE
TRANSFORMER,POWER
12163
4330-01-423-2950INTERCHANGEABLE
FILTER ELEMENT,FLUID
33-229-207
4330-01-423-2954INTERCHANGEABLE
HEAD,FLUID FILTER
33-260-202
4330-01-423-2981INTERCHANGEABLE
FILTER,FLUID
12-163-201

Frequently Asked Questions

What is NSN 4730-01-423-6549?

NSN 4730-01-423-6549 is a Plug,pipe, manufactured by Wm W Nugent & Co Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-423-6549?

NSN 4730-01-423-6549 has 4 cross-referenced part numbers: 12-163 (Wm W Nugent & Co Inc), 12-163-201 IT6/9 (Wm W Nugent & Co Inc), PL12-163-201 (Wm W Nugent & Co Inc), 01-021-026 (Wm W Nugent & Co Inc).

What NSN replaces 4730-01-423-6549?

There are 8 known substitutes for 4730-01-423-6549: 5136-00-261-3261, 5342-00-598-9019, 3040-01-097-5400 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 01-021-026?

Key specifications for 01-021-026: Thread Direction: RIGHT-HAND EXTERNAL; Thread Series Designator: NPT EXTERNAL; Special Features: ITEM 6 IS FOR THE VENT AND ITEM 9 IS FOR THE DRAIN; Drive End Style: HEXAGON. 11 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