Square Plugs, Stoppers, and Inserts

TPN Series (Square-Head Plugs) -- TPN 1
from Daemar Inc.

TPN plugs ar ideal for low-pressure testing and in-house handling. The square head design enables easy installation. These plugs protect threaded ports from damage, contamination and moisture. Resistant to oil and heat up to 250F, but not intended for permanent applications. Material: High-Density... [See More]

  • Shape / Application: Square
2489887 [XCBE 44 from FlexLink AB]
from RS Components, Ltd.

Push-on to provide a flush end to cut beams. Structural Element Type = Square End Cap. Fits Strut Profile = 44 mm. Fits Groove Size = 11mm. Material = Polyamide. Colour = Grey. Product Family = FlexLink. Product System = XC [See More]

  • Shape / Application: Square
  • Material: Nylon; Polyamide
IN2 Replacement Insert -- SII Series
from DME Company

Accurate alignment of mold halves. Easy installation. Easy and cost-effective maintenance. Industry-compatible sizes [See More]

  • Shape / Application: Square
  • Material: Graphite Tool Steel
Square Inserts & Glides - Angled -- AFSQ07161805A
from Essentra Components

Angled Square Inserts & Glides are ideal for load bearing applications with fixed leg angles like chairs, play equipment, and step ladders. The glides fit flush with tubing O.D. ’s for a clean finished appearance. [See More]

  • Shape / Application: Square
  • Material: Polyethylene (PE); Low Density Polyethylene
Pipe Plugs
from G.L. Huyett

Used to seal threaded pipes when you no longer need to use the opening. We carry a variety of sizes and materials. [See More]

  • Shape / Application: Round; Square; Screw Cap or Plug
  • Material: Steel - Stainless; Carbon Steel
  • Overall Length: 0.1880 to 19.5
STI Series -- STI-1 - 10
from Polymer Molding, Inc.

The STI Series of square finishing plugs can be used in a variety of applications. Externally tapered ribs ensure a secure fit in a wide range of tubing guages. Color: Black. Material: Low Density Polyethylene. LDPE service temperature: 150 ° F (66 ° C). Some parts are available with domed... [See More]

  • Shape / Application: Square; Most Commonly for Office Furniture
  • Width: 1
  • Features: Ribbed
  • Length: 1
Square Black Tubing Plugs -- 41202
from U.S. Plastic Corporation

Fits tubes with an outside dimensions of .750"L x .750"W, inside dimensions of .693"L x .693"W and a wall thickness of 14-20 gauge (.083" - .035"). [See More]

  • Shape / Application: Square