What material is the 1-1/4" 1.284" Round Red Polypropylene Plug made of?

The plug is made of low-density polyethylene (LDPE) or Flex Temp, which is a thermoplastic rubber.

What are the temperature ranges this plug can withstand?

The LDPE material can withstand temperatures from -94 to 175° F (-70 to 79° C), while the Flex Temp material can handle 0 to 300° F (-18 to 148° C).

Is this plug compatible with SAE-type and hydraulic fittings?

Yes, this tapered plug is suitable for MIL Spec, SAE-type fittings, hydraulic fittings, as well as threaded or non-threaded fittings.

What color is the 1-1/4" Round Plug?

The standard color of this plug is red.

What are the dimensions of this round plug?

The plug dimensions include Dim A: 1.175 inches, Dim B: 1.284 inches, Dim C: 1.113 inches, Dim D: 1.222 inches, Dim E: 0.630 inches, and Dim F: 1.440 inches.

1-1/4" 1.284" Round Red Polypropylene Plug T-14X

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1-1/4" 1.284" Round Red Polypropylene Plug T-14X

Name: 1-1/4" 1.284" Round Red Polypropylene Plug T-14X
Brand: CaPlugs
SKU: T-14X/99394296
Price: 1.99 USD
Availability: InStock
Rating: 4.8 (8 reviews)

CaPlugsSKU: T-14X/99394296

Added to catalog: February 15, 2023

Last product update: July 13, 2026 at 9:22 PM

$1.99 $3.16

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In stock at Elkhart RV Parts (63 units), ready to ship

Availability details

Elkhart RV Parts warehouse63 ready to ship

ERVP overstock warehouse0 available

This quantity is stocked at ERVP. See the delivery estimate below for the current expected window.

Delivery Estimate July 22 – July 25

1-Hour Cancellation Window

Seal the Deal: The Versatile Red Cap That Keeps Your Tanks Spotless

This 1-1/4" round red plug is made from durable low-density polyethylene or Flex Temp thermoplastic rubber, offering reliable protection in a wide range of temperatures. Its tapered design fits both threaded and non-threaded tank fittings, keeping out dirt and debris with easy installation and removal. Conforming to NAS 834 standards, it's ideal for MIL Spec, SAE-type, and hydraulic applications.
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Need a cap or a plug? This tapered cap/plug will keep your tank clean from dirt and debris. It is easy to install and remove. May be used for MIL Spec, SAE-type fittings, hydraulic and threaded or non-threaded fittings.

Material: Low-density polyethylene or Flex Temp (thermoplastic rubber)
Service Temperature: LDPE: -94 - 175° F (-70 - 79° C) | Flex Temp: 0 - 300° F (-18 - 148° C)
Standard Color: Red
Applicable Specs: NAS 834

Sold in Each

Dimensions (see drawing)

Dim A (in): 1.175

Dim B (in): 1.284

Dim C (in): 1.113

Dim D (in): 1.222

Dim E (in): 0.630

Dim F (in): 1.440

Material	Low-density polyethylene or Flex Temp (thermoplastic rubber)
Dim a (inches)	1.175
Dim b (inches)	1.284
Dim c (inches)	1.113
Dim d (inches)	1.222
Dim e (inches)	0.63
Dim f (inches)	1.44
Standard color	Red
Applicable specs	NAS 834
Service temperature ldpe (celsius)	-70 to 79
Service temperature ldpe (fahrenheit)	-94 to 175
Service temperature flex temp (celsius)	-18 to 148
Service temperature flex temp (fahrenheit)	0 to 300

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1-1/4" 1.284" Round Red Polypropylene Plug T-14X

1-Hour Cancellation Window