Husqvarna IZ 21 manual Accessories, Metric Standard Hardware

TECHNICAL DATA

Accessories

Tunnel Decks -

BioClip attachment (Mulch kit)

Front baffle kit

U.S. Standard Hardware

Grade				SAE Grade 5			SAE Grade 8			Flangelock Screw
										w/Flangelock Nut
		ft./lbs	ft./lbs		Nm	ft./lbs		Nm	ft./lbs		Nm
coarse		¼	9		12	13		18
		5/16	18		24	28		38	24		33
ne or
		3/8	31		42	46		62	40		54
fi
inches,		7/16	50		68	75		108
		½	75		102	115		156
in
(DiameterSize		¾	250		339	370		502
		9/16	110		150	165		224
		5/8	150		203	225		305
Shank	thread)
		7/8	378		513	591		801
		11/8	782		1060	1410		1912

** Grade 5 - Minimum commercial quality (lower quality not recommended)

Metric Standard Hardware

Shank Size (Diameter in millimeters, fine or coarse thread)

Grade	Grade 8.8		Grade 10.9		Grade 12.9
ft./lbs	ft./lbs	Nm	ft./lbs	Nm	ft./lbs	Nm
M4	1.5	2	2.2	3	2.7	3.6
M5	3	4	4.5	6	5.2	7
M6	5.2	7	7.5	10	8.2	11
M7	8.2	11	12	16	15	20
M8	13.5	18	18.8	25	21.8	29
M10	24	32	35.2	47	43.5	58
M12	43.5	58	62.2	83	75	100
M14	70.5	94	100	133	119	159
M16	108	144	147	196	176	235
M18	142	190	202	269	242	323
M20	195	260	275	366	330	440
M22	276	368	390	520	471	628
M24	353	470	498	664	596	794
M27	530	707	474	996	904	1205

When this product is worn out and no longer used, it shall be returned to the reseller or other party for recycling.

TORQUE SPECIFICATIONS – HEX HEAD CAP SCREWS

The torque values shown should be used as a general guideline when specific torque values are not given.

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