Lead Screw Nuts / Straight (MTSSR50)

CatalogP.1-797

Part number:

MTSSR50

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Outline drawing and specifications table
Part number list
More Information
Catalog

Outline drawing and specifications table

Dimensional Drawing

MTSSR (Right-Hand Thread)
MTSSL (Left-Hand Thread)

Material: EN CC491K Equiv.

h8 Tolerance (D)

Over	or less	Tolerance
3	6	0 －0.018
6	10	0 －0.022
10	18	0 －0.027
18	30	0 －0.033
30	50	0 －0.039
50	80	0 －0.046
50	80	0 －0.046

Compliant with JIS B 0401

Dimensional Tolerances
Without Command

Over	or less	Tolerance
0.5	3	±0.1
3	6	±0.1
6	30	±0.2
30	120	±0.3

Compliant with JIS B 0405
Class m (intermediate).

Specification Table

Part Number

MTSSR16

Part Number		Pitch P	D	L	Allowable Dynamic Thrust (kN)	Mass (g)
Type	d	Pitch P	D	L	Allowable Dynamic Thrust (kN)	MTSSR MTSSL
MTSSR MTSSL (d8 is for MTSSR only)	(8)	1.5	15	20	1.47	22
	10	2	20	20	2.06	40
	12	2	22	22	2.84	50
	14	3	22	22	3.63	50
	16	3	28	26	4.90	100
	18	4	32	31	6.86	160
	20	4	32	31	7.65	150
	22	5	36	40	9.90	240
	25		36	40	11.38	210
	28		44	45	14.42	390
	32	6	44	45	17.06	320
	36		52	49	21.18	530
	40		58	57	27.46	720
	50	8	68	67	40.11	1126

Lead Screw Accuracy

Item	Content
Standard Chevron	Tr Standard (Old TM Standard)
Tolerance and Allowable Dimension	JIS B 0217-1,2
Screw Accuracy (Threaded)	7e
Nut Accuracy (Tapped)	7H
Single Pitch Error	±0.02
Accumulated Pitch Error	±0.15/300mm

The Tr standard has the same standard
dimensions as the old JIS TM standard
(abolished).
Dimensional tolerances are regulated for
Tr standard.

Standard Chevron Dimensions

H=1.866P	H₁=0.5P	d₂=d-0.5P
d1=d-P	D=d	D₂=d₂	D₁=d₁
Male Thread	d:O.D.	d₁:谷径	d₂:Effective Dia.
Female Thread	D:Root Dia.	D₁:I.D.	D₂:Effective Dia.
	P:Pitch	H₁:Engage Height

[ ! ] This product is a single thread screw and therefore the pitch P = lead.
[ ! ] Initial greasing is recommended for effective use. Recommended Grease: Lithium soap-based grease No. 2
(Please wipe off the antirust oil before applying.)