NB - Actuator - NB - (Version JPG) - Page n° 5 - PDF Catalogue | Technical Documentation

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BG Type is categorized as either high grade or précision grade (P). Table I-1 Specification

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part number					BG2001		BG2005		BG2602		BG2605		BG3305		BG3310		BG4610		BG4620		BG5520
précision grade					high	Iprecision	high	vprecision	high	Iprecision	high	Iprecision	high	precision	high	precision	high	precision	high	precision	high	precision
	radial clearance			Um	-3-0	-6~-3	-3-0	-6~-3	-4-0	-8-4		-8-4	-3-0	-7~-3	-3-0	-7-3		-11-5		-11-5	-6-0	-18-6
	basic dynamic load		C	kN	4.27				7.87				12.6				29.8				43.2
		basic static load	CO	kN	7.89				14.98				22.7				51.2				74.0
	block		MP	Nm	35				99				181				610				1,088
		allowable static moment	M2P	Nm	199				550				1,035				3,285				5,465
			MY	Nm	42				118				215				727				1,297
	long		M2Y	Nm	237				656				1,233				3,914				6,513
	long		MR	N-m	101				255				500				1,612				2,701
guide			M2R	Nm	201				509				1,000				3,224				5,402
		basic dynamic load	C	kN		-				-			7.8				19.9				-	-
	block	basic static load	CO	kN		-				-			11.4				28.8				-	-
			MP	Nm		-				-			49				207				-	-
			M2P	Nm		-				-			368				1,336				-	-
	short	allowable static moment	MY	Nm		-				-			59				246				-	-
			M2Y	Nm		-				-			439				1,593				-	-
			MR	Nm		-				-			250				907				-	-
			M2R	Nm		-				-			500				1,814				-	-
l screw	shaft diameter			mm	6				8				10				15				20
	lead			mm	1			5	2			5	5		10		10		20		20
	spacer-ball ratio			-		-				-			-	1 : 1	-	1 : 1	-	1 : 1	-	2: 1	-	2: 1
eu n	basic dynamic load		Ca	kN	0.63		0.65		2.60		2.35		3.35	2.11	2.20	1.39	4.40	2.77	4.40	3.36	5.40	4.12
	basic static load		Coa	kN	1.34		0.92		3.64		3.30		5.90	2.95	3.50	1.75	7.90	3.95	7.90	5.27	10.50	7.00
bearing support	part Number			-	AC5-14DF				AC6-16DF				70M8DF/GMP5				7001T2DF/GMP5				7002T2DF/GMP5
	basic dynamic load		Cb	kN	1.31				1.79				4.40				6.77				7.74
	basic static load		Cob	kN	1.25				1.76				4.36				7.45				9.50

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*Please contact NB for details when using BG20-P & BG26-P grade series with short and frequent stroke. (Stroke distance : BG2001 = 7 mm or less, BG2005 = 25 mm or less, BG2602= 14 mm or less and BG2605= 25 mm or less)

Figure I-4 Direction of Moment

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M2P and M2Y account for the allowable static moment when 2 blocks are used together. (As shown in Figure I-4)

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NB - Actuator - NB - #5

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