Thumb-Grade Caulk | McMaster-Carr

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Paintable

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

EAR99

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Number of Pieces

11 Products

Non-Hardening Caulk

Also known as thumb-grade caulk, this forms a non-hardening, moisture-resistant seal that remains pliable.

3M Butyl Strip

Image of Product. Front orientation. Butyl. Non-Hardening Caulk, 3M.

Butyl has a sticky, gummy consistency.

									Black
Mfr. Model No.	Wd.	Thk.	Lg., ft.	Tensile Strength	Hardness Rating	Temp. Range, ° F	For Joining	No. of Pieces		Each
08578	5/16"	5/16"	1	Not Rated	Not Rated	-20 to 200	Asphalt Composite Glass Masonry Metal Plastic Wood	60	9408T21	000000
5354	1/4"	1/8"	50	Not Rated	Medium Hard (Durometer 60A)	-50 to 190	Glass Metal Plastic Wood Metal to Glass Metal to Plastic Plastic to Glass Wood to Glass	1	9408T24	00000
5354	1/4"	1/4"	25	Not Rated	Medium Hard (Durometer 60A)	-50 to 190	Glass Metal Plastic Wood Metal to Glass Metal to Plastic Plastic to Glass Wood to Glass	1	9408T143	00000
5354	3/8"	1/8"	50	Not Rated	Medium Hard (Durometer 60A)	-50 to 190	Glass Metal Plastic Wood Metal to Glass Metal to Plastic Plastic to Glass Wood to Glass	1	9408T22	00000
5354	3/4"	1/8"	50	Not Rated	Medium Hard (Durometer 60A)	-50 to 190	Glass Metal Plastic Wood Metal to Glass Metal to Plastic Plastic to Glass Wood to Glass	1	9408T25	000000

Butyl Strip

Image of Product. Front orientation. Butyl. Non-Hardening Caulk.

Butyl has a sticky, gummy consistency.

							White
Dia.	Lg., ft.	Tensile Strength	Hardness Rating	Temp. Range, ° F	For Joining	No. of Pieces		Each
3/8"	25	Not Rated	Soft (Durometer 20A)	-20 to 350	Glass Masonry Metal Plastic Rubber Wood Metal to Glass Metal to Plastic Metal to Rubber Plastic to Glass Plastic to Rubber Rubber to Glass Wood to Glass	3	9408T15	000000

Butyl Mastic Strip

Image of Product. Front orientation. Butyl Mastic. Non-Hardening Caulk.

Butyl mastic has a clay-like consistency.

							Brown		Gray
Dia.	Lg., ft.	Tensile Strength	Hardness Rating	Temp. Range, ° F	For Joining	No. of Pieces		Each		Each
1/8"	30	Not Rated	Not Rated	-30 to 150	Glass Masonry Metal Plastic Rubber Wood Metal to Glass Metal to Plastic Metal to Rubber Plastic to Glass Plastic to Rubber Rubber to Glass	8	———	0	9408T146	00000
1/8"	45	Not Rated	Not Rated	-30 to 150	Glass Masonry Metal Plastic Rubber Wood Metal to Glass Metal to Plastic Metal to Rubber Plastic to Glass Plastic to Rubber Rubber to Glass	8	9408T144	00000	9408T17	0000
1/8"	90	Not Rated	Not Rated	-30 to 150	Glass Masonry Metal Plastic Rubber Wood Metal to Glass Metal to Plastic Metal to Rubber Plastic to Glass Plastic to Rubber Rubber to Glass	8	9408T145	0000	9408T14	0000