Expandable Caps | McMaster-Carr

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	System of Measurement System of Measurement

Inch

	For Hose ID For Hose ID

	Plug Type Plug Type	Show

	Expandable

	Plug Type Plug Type	Hide


Snap In	Push In

Locking	Screw In

End	Expandable

Pull Through	Two Prong

Three Prong	Tamper Evident

	For Shape For Shape

	Round

	Profile Profile

	Tapered

	Material Material

Silicone Rubber

SBR Rubber

	Height Height

	Trade Size Trade Size

000
00
0
1
2
3
4
5
5 1/2
6
6 1/2
7
7 1/2
8
8 1/2
9
9 1/2
10
10 1/2
11
11 1/2
12
13
13 1/2
14
15
16

	Color Color

	Black
	Clear
	Orange

	Maximum Temperature Maximum Temperature

100° to 249.9° F

250° to 499.9° F

	Hardness Hardness

Durometer 50A

Durometer 55A

	For Surface Type For Surface Type

Unthreaded

	Nut Material Nut Material

Stainless Steel

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

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50 Products

Expandable Tapered Plugs

Place a plug into an opening and tighten the wing nut—the sides expand to create a seal in holes of varying diameters. These plugs have good resistance to impact and abrasion.

For technical drawings and 3-D models, click on a part number.

SBR Rubber
Tapered Plug Trade Size	For ID	Ht.	Nut Material	Max. Temp., °F	Hardness	Color		Each
000	21/64"-1/2"	13/16"	Stainless Steel	180°	Durometer 50A	Black	0000000	00000
00	25/64"-19/32"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
0	33/64"-45/64"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
1	35/64"-3/4"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
2	41/64"-25/32"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
3	23/32"-15/16"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
4	51/64"-1 1/64"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
5	29/32"-1 1/16"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
5 1/2	61/64"-1 3/32"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
6	1 1/32"-1 1/4"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
6 1/2	1 5/64"-1 21/64"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
7	1 3/16"-1 29/64"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
7 1/2	1 15/64"-1 17/32"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
8	1 5/16"-1 39/64"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
8 1/2	1 27/64"-1 11/16"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
9	1 15/32"-1 49/64"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
9 1/2	1 1/2"-1 51/64"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	0000
10	1 21/32"-1 31/32"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	00000
10 1/2	1 25/32"-2 5/64"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	00000
11	1 57/64"-2 13/64"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	00000
11 1/2	1 63/64"-2 15/32"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	00000
12	2 9/64"-2 33/64"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	00000
13	2 19/64"-2 21/32"	1"	Stainless Steel	180°	Durometer 50A	Black	0000000	00000
13 1/2	2 29/64"-2 61/64"	1 3/8"	Stainless Steel	180°	Durometer 50A	Black	0000000	00000
14	2 61/64"-3 17/32"	1 17/32"	Stainless Steel	180°	Durometer 50A	Black	0000000	00000
15	3 9/32"-4 3/64"	1 17/32"	Stainless Steel	180°	Durometer 50A	Black	0000000	00000
16	3 35/64"-5"	1 31/32"	Stainless Steel	180°	Durometer 50A	Black	0000000	000000

Expandable High-Temperature Tapered Plugs

Place a plug into an opening and tighten the wing nut—the sides expand to create a seal in holes of varying diameters. Good for paint baking and powder-coating applications, these plugs withstand temperatures up to 450° F.

For technical drawings and 3-D models, click on a part number.

Silicone Rubber
Tapered Plug Trade Size	For ID	Ht.	Nut Material	Max. Temp., °F	Hardness	Color		Each
2	41/64"-25/32"	1"	Stainless Steel	450°	Durometer 55A	Orange	0000000	00000
3	23/32"-15/16"	1"	Stainless Steel	450°	Durometer 55A	Orange	0000000	0000
4	51/64"-1 1/64"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	0000
5	29/32"-1 1/16"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	0000
5 1/2	61/64"-1 3/32"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	0000
6	1 1/32"-1 1/4"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	0000
6 1/2	1 5/64"-1 21/64"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	0000
7	1 3/16"-1 29/64"	1"	Stainless Steel	450°	Durometer 55A	Orange	0000000	00000
7 1/2	1 15/64"-1 17/32"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
8	1 5/16"-1 39/64"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
8 1/2	1 27/64"-1 11/16"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
9	1 15/32"-1 49/64"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
9 1/2	1 1/2"-1 51/64"	1"	Stainless Steel	450°	Durometer 55A	Orange	0000000	00000
10	1 21/32"-1 31/32"	1"	Stainless Steel	450°	Durometer 55A	Orange	0000000	00000
10 1/2	1 25/32"-2 5/64"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
11	1 57/64"-2 13/64"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
11 1/2	1 63/64"-2 15/32"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
12	2 9/64"-2 33/64"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
13	2 19/64"-2 21/32"	1"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
13 1/2	2 29/64"-2 61/64"	1 3/8"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
14	2 61/64"-3 17/32"	1 17/32"	Stainless Steel	450°	Durometer 55A	Clear	0000000	00000
15	3 9/32"-4 3/64"	1 17/32"	Stainless Steel	450°	Durometer 55A	Orange	0000000	00000
16	3 35/64"-5"	1 31/32"	Stainless Steel	450°	Durometer 55A	Clear	0000000	000000