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Shafts - One End Threaded Hollow Shafts - One End Threaded Hollow Shafts with Wrench Flats / One End Threaded Hollow Shafts (Part Numbers)

"[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.

SPJN16-[25-1198/1]-F[0-90/1]-B[0-90/1]-P16

Drawing/Specifications
3D Preview
Part Numbers
More Information
Catalog
Technical Information

Hollow with Wrench Flats/One End Threaded:Related Image

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

[ ! ]Features of Low Temp. Black Chrome Plating
>>P.128
[ ! ]Circularity and O.D. tolerance may not meet precision specification in areas approximately 15mm from wrench flats machined ends.
[ ! ]Circularity, Straightness, Perpendicularity and Changes in Hardness >>P.111
[ ! ]Low temp. black chrome plating is not applied to the inside of hollow shafts, taps, bored holes and lateral holes, and may rust.
[ ! ]Annealing required for wrench flats machining and shaft end threading (effective thread length + approx. 10mm) may lower hardness. >>P.112

Type		[ M ] Material	[ H ] Hardness	[ S ] Surface Treatment
One End Threaded	One End Threaded with Wrench Flats	[ M ] Material	[ H ] Hardness	[ S ] Surface Treatment
SPJN	SPNR	SUJ2	Effective Hardened Depth of Induction Hardened >>P.112 SUJ2 58HRC~ SUS440C equivalent 56HRC~	-
PSPJN	PSPNR	SUJ2		Hard Chrome Plating - Plating Hardness: HV750 ~, Plating Thickness: 5µ or More
RSPJN	RSPNR	SUJ2		Low Temp. Black Chrome Plating

Specifications

• One End Threaded Hollow Shafts

Part Number	-	L	-	F	-	B	-	P	-	SC
SPJN 20 SPNR 30	- -	1051 1270	- -	F30 F60	- -	B30 B28	- -	P20 P24	-	SC5

■ One End Threaded Hollow Shafts

Part Number		1mm Increment			P			D Tol.	d	(Y) Max.	R	C
Type	D	L	F	B	P			D Tol.	d	(Y) Max.	R	C
One End Threaded Hollow Shafts SPJN PSPJN	6	25~598	2≤F≤Px5	B≤F-2 (When P=6) B≤F-3 (When P=8, 10) B≤F-5 (When P≥12) B=0 (W/o Threads) [ ! ]B≥Pitchx3	6			-0.004 -0.012	2	600	0.3 or Less	0.5 or Less
	8	25~798			8			-0.005 -0.014	3	800	0.3 or Less	0.5 or Less
	10	25~798			8	10		-0.005 -0.014	4	800	0.3 or Less	0.5 or Less
	12	25~998			10	12		-0.006 -0.017	6	1000	0.3 or Less	0.5 or Less
	13	25~998			12			-0.006 -0.017	7	1000	0.3 or Less	0.5 or Less
	16	25~1198			16			-0.006 -0.017	10	1200	0.3 or Less	0.5 or Less
	20	25~1198			20			-0.007 -0.020	14	1200	0.3 or Less	1.0 or Less
	25	25~1198				24		-0.007 -0.020	16	1200	0.3 or Less	1.0 or Less
	30	25~1498				24	30	-0.007 -0.020	17	1500	0.3 or Less	1.0 or Less
	35	25~1498				30		-0.009 -0.025	19	1500	0.5 or Less	1.0 or Less
	40	25~1498				30		-0.009 -0.025	20	1500	0.5 or Less	1.0 or Less

Part Number		1mm Increment			P			D Tol.	d	(Y) Max.	R	C
Type	D	L	F	B	P			D Tol.	d	(Y) Max.	R	C
One End Threaded Hollow Shafts Low Temp. Black Chrome Plating RSPJN	6	25~500	2≤F≤Px5	B≤F-2 (When P=6) B≤F-3 (When P=8, 10) B≤F-5 (When P≥12) B=0 (W/o Threads) [ ! ]B≥Pitchx3	6			-0.004 -0.012	2	600	0.3 or Less	0.5 or Less
	8	25~500			8			-0.005 -0.014	3	800	0.3 or Less	0.5 or Less
	10	25~500			8	10		-0.005 -0.014	4	800	0.3 or Less	0.5 or Less
	12	25~500			10	12		-0.006 -0.017	6	1000	0.3 or Less	0.5 or Less
	13	25~500			12			-0.006 -0.017	7	1000	0.3 or Less	0.5 or Less
	16	25~500			16			-0.006 -0.017	10	1200	0.3 or Less	0.5 or Less
	20	25~500			20			-0.007 -0.020	14	1200	0.3 or Less	1.0 or Less
	25	25~500				24		-0.007 -0.020	16	1200	0.3 or Less	1.0 or Less
	30	25~500				24	30	-0.007 -0.020	17	1500	0.3 or Less	1.0 or Less

Part Number		1mm Increment			P			Wrench Flats Dimensions			D Tol.	d	(Y) Max.	R	C
Type	D	L	F	B	P			SC	W	ℓ₁	D Tol.	d	(Y) Max.	R	C
One End Threaded Hollow Shafts with Wrench Flats SPNR PSPNR	6	25~598	2≤F≤Px5	B≤F-2 (When P=6) B≤F-3 (When P=8, 10) B≤F-5 (When P≥12) B=0 (W/o Threads) [ ! ]B≥Pitchx3	6			SC=1mm Increment [ ! ]SC+ℓ₁≤L [ ! ]SC≥0 [ ! ]Details of Wrench Flats P.112	5	8	-0.004 -0.012	2	600	0.3 or Less	0.5 or Less
	8	25~798			8				7	8	-0.005 -0.014	3	800	0.3 or Less	0.5 or Less
	10	25~798			8	10			8	8	-0.005 -0.014	4	800	0.3 or Less	0.5 or Less
	12	25~998			10	12			10	10	-0.006 -0.017	6	1000	0.3 or Less	0.5 or Less
	13	25~998			12				11	10	-0.006 -0.017	7	1000	0.3 or Less	0.5 or Less
	16	25~1198			16				14	10	-0.006 -0.017	10	1200	0.3 or Less	0.5 or Less
	20	25~1198			20				17	10	-0.007 -0.020	14	1200	0.3 or Less	1.0 or Less
	25	25~1198				24			22	10	-0.007 -0.020	16	1200	0.3 or Less	1.0 or Less
	30	25~1498				24	30		27	15	-0.007 -0.020	17	1500	0.3 or Less	1.0 or Less
	35	25~1498				30			30	15	-0.009 -0.025	19	1500	0.5 or Less	1.0 or Less
	40	25~1498				30			36	20	-0.009 -0.025	20	1500	0.5 or Less	1.0 or Less

Part Number		1mm Increment			P			Wrench Flats Dimensions			D Tol.	d	(Y) Max.	R	C
Type	D	L	F	B	P			SC	W	ℓ₁	D Tol.	d	(Y) Max.	R	C
One End Threaded Hollow - Shafts with Wrench Flats Low Temp. Black Chrome Plating RSPNR	6	25~500	2≤F≤Px5	B≤F-2 (When P=6) B≤F-3 (When P=8, 10) B≤F-5 (When P≥12) B=0 (W/o Threads) [ ! ]B≥Pitchx3	6			SC=1mm Increment [ ! ]SC+ℓ₁≤L [ ! ]SC≥0 [ ! ]Details of Wrench Flats P.112	5	8	-0.004 -0.012	2	600	0.3 or Less	0.5 or Less
	8	25~500			8				7	8	-0.005 -0.014	3	800	0.3 or Less	0.5 or Less
	10	25~500			8	10			8	8	-0.005 -0.014	4	800	0.3 or Less	0.5 or Less
	12	25~500			10	12			10	10	-0.006 -0.017	6	1000	0.3 or Less	0.5 or Less
	13	25~500			12				11	10	-0.006 -0.017	7	1000	0.3 or Less	0.5 or Less
	16	25~500			16				14	10	-0.006 -0.017	10	1200	0.3 or Less	0.5 or Less
	20	25~500			20				17	10	-0.007 -0.020	14	1200	0.3 or Less	1.0 or Less
	25	25~500				24			22	10	-0.007 -0.020	16	1200	0.3 or Less	1.0 or Less
	30	25~500				24	30		27	15	-0.007 -0.020	17	1500	0.3 or Less	1.0 or Less

[ ! ]When D=P, specify F=B as B dimensions. However, L and F dimensions have manufacturing priority and B dimension of the product will be F -(Pitchx2).
[ ! ]Thread machining will not be applied when B=0 is specified.

Alterations

Part Number

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CAD Download

: 30; 60; 90

Part Number
SPJN16-[25-1198/1]-F[0-90/1]-B[0-90/1]-P16

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	Length L (mm)	B (mm)	F (mm)	Threaded (Coarse) [P] (mm)
	-	1 Piece(s)		4 Day(s) or more	25 ～ 1198	0 ～ 90	0 ～ 90	16

Example

Product TOP

Basic Information

Basic Shape	Hollow	End Shape (Left)	Threaded	End Shape (Right)	No Machining
TEST	SUJ2 / SUJ2 Equivalent	Heat Treatment	Induction Hardened	Surface Treatment	Not Provided
TEST(Ø)	16	Shaft Fit Tolerance	g6	Hardness	Induction Hardened (58HRC~)

Configure

1 Part Numbers

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Completed

Specification/Dimensions

Length L(mm)
[25-1198/1mm Unit(s)]
Clear
B(mm)
[0-90/1mm Unit(s)]
Clear
F(mm)
[0-90/1mm Unit(s)]
Clear
Threaded (Coarse) [P](mm)
16
Clear
type
- SPJN
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

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 - One End Threaded Hollow Shafts - One End Threaded Hollow Shafts with Wrench Flats / One End Threaded Hollow Shafts (Part Numbers)

Specifications

Alterations

Part Number

Example

Basic Information

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Specification/Dimensions

Length L(mm)

B(mm)

F(mm)

Threaded (Coarse) [P](mm)

type

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