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Shafts - Hollow Shafts

"[Features] This shaft facilitates customers to arrange wiring, because the wire can be pierced into the inside of the shaft and contributes to weight saving of equipment, because the shaft is hollow."

Part Number

Configured Part Number is shown.

Drawing/Specifications
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Part Numbers
More Information
Catalog
Technical Information

[ ! ]Features of Low Temp. Black Chrome Plating >>P.128
[ ! ]Low temp. black chrome plating is not applied to the inside of hollow shafts, taps, bored holes and lateral holes, and may rust.
[ ! ]Circularity, Straightness, Perpendicularity and Changes in Hardness >>P.111
[ ! ]Annealing may lower hardness at shaft end machined areas (effective thread length + approx. 10mm).

Type	[ M ]Material	[ H ]Hardness	[ S ]Surface Treatment
SPJ	SUJ2	Effective Hardened Depth of Induction Hardened >>P.112 SUJ2 58HRC~ SUS440C equivalent 56HRC~	-
SSPJ	SUS440C equivalent		-
PSPJ	SUJ2		Hard Chrome Plating Plating Hardness: HV750 ~ Plating Thickness: 5µ or More
RSPJ	SUJ2		Low Temp. Black Chrome Plating

Specifications

Part Number	-	L
SPJ20	-	350

Part Number			L 1mm Increment	D Tol.	d	C
Type		D	L 1mm Increment	D Tol.	d	C
Hollow Shafts	SPJ SSPJ (* marked sizes only) PSPJ RSPJ (D≤30,L≤500)	6	20~600	-0.004 -0.012	2	0.5 or Less
		*8	20~800 (300)	-0.005 -0.014	3 (3)	0.5 or Less
		*10	20~800 (400)	-0.005 -0.014	4 (4)	0.5 or Less
		*12	20~1000 (500)	-0.006 -0.017	6 (5)	0.5 or Less
		*13	25~1000 (500)	-0.006 -0.017	7 (5)	0.5 or Less
		*16	30~1200 (600)	-0.006 -0.017	10 (6)	0.5 or Less
		*20	30~1200 (800)	-0.007 -0.020	14 (8)	1.0 or Less
		*25	35~1200 (1000)	-0.007 -0.020	16 (10)	1.0 or Less
		*30	35~1500 (1000)	-0.007 -0.020	17 (12)	1.0 or Less
		35	35~1500	-0.009 -0.025	19	1.0 or Less
		40	50~1500	-0.009 -0.025	20	1.0 or Less
		50	60~1500	-0.009 -0.025	26	1.0 or Less

[ ! ]Only * marked D dimensions are applicable to Stainless Steel Shafts. L and d dimensions in ( ) are applicable.

Alterations

Part Number

CAD Data download and 3D preview are not available because the part number has not yet been determined.

*In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.

CAD Download

: 30; 45; 60

Part Number
PSPJ8-[20-800/1]
PSPJ12-[20-1000/1]
PSPJ16-[30-1200/1]
PSPJ20-[30-1200/1]
PSPJ25-[35-1200/1]
SPJ16-[30-1200/1]
SPJ20-[30-1200/1]
SPJ25-[35-1200/1]

Standard Unit Price	Minimum order quantity	Days to Ship	Surface Treatment	TEST (Ø)	Length L (mm)
-	1 Piece(s)	4 Day(s) or more	Hard Chrome Plating	8	20 ～ 800
-	1 Piece(s)	4 Day(s) or more	Hard Chrome Plating	12	20 ～ 1000
-	1 Piece(s)	3 Day(s)	Hard Chrome Plating	16	30 ～ 1200
-	1 Piece(s)	3 Day(s)	Hard Chrome Plating	20	30 ～ 1200
-	1 Piece(s)	3 Day(s)	Hard Chrome Plating	25	35 ～ 1200
-	1 Piece(s)	3 Day(s)	Not Provided	16	30 ～ 1200
-	1 Piece(s)	3 Day(s)	Not Provided	20	30 ～ 1200
-	1 Piece(s)	3 Day(s)	Not Provided	25	35 ～ 1200

More Information

[ ! ]About Hollow Shaft Wall Thickness Deviations, please see >> P.111

Example

Product TOP

Basic Information

Basic Shape	Hollow	End Shape (Left)	No Machining	End Shape (Right)	No Machining
TEST	SUJ2 / SUJ2 Equivalent	Heat Treatment	Induction Hardened	Shaft Fit Tolerance	g6
Hardness	Induction Hardened (58HRC~)

Configure

8 Part Numbers

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Completed

Specification/Dimensions

Surface Treatment
- Not Provided
- Hard Chrome Plating
Clear
TEST(Ø)
8

12

16

20

25
Clear
Length L(mm)
[20-1200/1mm Unit(s)]
Clear
type
- PSPJ
- SPJ
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

3 Day(s) or Less

4 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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Shafts - Hollow Shafts

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Surface Treatment

TEST(Ø)

Length L(mm)

type

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