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Captive Locating Screws with Swivel-Washer Hand Knob

Captive & Clamping Pins

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Product Information

Captive Locating Screws with Swivel-Washer Hand Knob

Now also available in metric!

These Captive Locating Screws have an integral hand knob for tightening by hand. This captive locating screw has an integral rotating washer which provides smooth clamping with consistent force. The addition of the swivel-washer and hand adjustable knob allow a stronger more secure pressurized hold maintaining security and durability for your applications. Captive Locating Screws can be used for locating and or clamping by selecting the appropriate screw length. Captive locating screws are available in thread sizes from 1/4-20 to 1/2-13 (M6 to M12 in metric) and screw lengths from 1-1/4 – 3” (30 – 75mm in metric). This captive locating screw is proudly engineered & manufactured in the USA.

US Patent No. 11,078,938

The complete assemblies listed below include a Captive Locating Screw, Locking-Pin Bushing, and Lockscrew. Choice of standard or long bushing in most sizes, for installation in thinner or thicker plates. Locking-Pin Bushings are designed to press fit in a standard reamed hole and can be further secured with the included Lockscrew to positively hold the bushing in place.

Application Information

In fully retracted position, the bushing's spring clip holds the Locating Screw fully retracted by spring force and positively prevents removal. Spring pressure also holds the screw in intermediate extended positions.

Material

ITEM	MATERIAL	HEAT TREAT	FINISH
Knob	319 Aluminum Alloy	-	N/A
Screw	1215 Steel	Carburized-hardened	Black Oxide
Washer	1010 Steel	Carburized-hardened	Black Oxide
Locking Bushing	1144 Steel or Equivalent	Carburized-hardened	Black Oxide
Retainer Clip	Spring Steel	-	N/A

Click here for detailed material and finish specifications.

California residents click here for Prop 65 information.

Captive Locating Screws with Swivel-Washer Hand Knob

Complete Assembly (Inch)

QUANTITY	PART NO.	A DIA NOMINAL	A DIA ACTUAL	B	C	D	E THREAD	F	G	K DIA	L	M	N DIA NOMINAL	N DIA ACTUAL	P	R	S DIA	LOCATING SCREW (INCLUDED)	BUSHING (INCLUDED)	LOCKSCREW (INCLUDED)
	CL-4-CLSSHA-1.25	1/4	.2490	1-1/4	1.75	1.33	1/4-20	.40	.59	3/4	.81	.25	13/32	.4078	.31	.62	13/16	CL-4-CLSSH-1.25	CL-4-LPB	LS-1
	CL-5-CLSSHA-1.38	5/16	.3115	1-3/8	1.75	1.34	5/16-18	.47	.65	3/4	.94	.32	1/2	.5017	.31	.62	13/16	CL-5-CLSSH-1.38	CL-5-LPB	LS-1
	CL-5-CLSSHA-1.75	5/16	.3115	1-3/4	1.75	1.34	5/16-18	.47	.65	3/4	1.31	.32	1/2	.5017	.31	.62	13/16	CL-5-CLSSH-1.75	CL-5-LPB	LS-1
	CL-5-CLSSHA-3.00	5/16	.3115	3	1.75	1.34	5/16-18	.47	.65	3/4	2.56	.32	1/2	.5017	.31	.62	13/16	CL-5-CLSSH-3.00	CL-5-LPB	LS-1
	CL-6-CLSSHA-1.50	3/8	.3740	1-1/2	2.13	1.47	3/8-16	.56	.75	1	1.06	.41	5/8	.6267	.31	.62	13/16	CL-6-CLSSH-1.50	CL-6-LPB	LS-1
	CL-6-CLSSHA-2.00	3/8	.3740	2	2.13	1.47	3/8-16	.56	.75	1	1.56	.41	5/8	.6267	.31	.62	13/16	CL-6-CLSSH-2.00	CL-6-LPB	LS-1
	CL-6-CLSSHA-3.00	3/8	.3740	3	2.13	1.47	3/8-16	.56	.75	1	2.56	.41	5/8	.6267	.31	.62	13/16	CL-6-CLSSH-3.00	CL-6-LPB	LS-1
	CL-8-CLSSHA-1.50	1/2	.4990	1-1/2	2.13	1.53	1/2-13	.75	.93	1	1.06	.60	3/4	.7518	.50	.75	1-1/16	CL-8-CLSSH-1.50	CL-8-LPB	LS-1
	CL-8-CLSSHA-2.00	1/2	.4990	2	2.13	1.53	1/2-13	.75	.93	1	1.56	.60	3/4	.7518	.50	.75	1-1/16	CL-8-CLSSH-2.00	CL-8-LPB	LS-1
	CL-8-CLSSHA-3.00	1/2	.4990	3	2.13	1.53	1/2-13	.75	.93	1	2.56	.60	3/4	.7518	.50	.75	1-1/16	CL-8-CLSSH-3.00	CL-8-LPB	LS-1

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Locating Screw Only (Inch)

QUANTITY	PART NO.	A DIA NOMINAL	A DIA ACTUAL	B	C	D	E THREAD	F	G	K DIA
	CL-4-CLSSH-1.25	1/4	.2490	1-1/4	1.75	1.33	1/4-20	.40	.59	3/4
	CL-5-CLSSH-1.38	5/16	.3115	1-3/8	1.75	1.34	5/16-18	.47	.65	3/4
	CL-5-CLSSH-1.75	5/16	.3115	1-3/4	1.75	1.34	5/16-18	.47	.65	3/4
	CL-5-CLSSH-3.00	5/16	.3115	3	1.75	1.34	5/16-18	.47	.65	3/4
	CL-6-CLSSH-1.50	3/8	.3740	1-1/2	2.13	1.47	3/8-16	.56	.75	1
	CL-6-CLSSH-2.00	3/8	.3740	2	2.13	1.47	3/8-16	.56	.75	1
	CL-6-CLSSH-3.00	3/8	.3740	3	2.13	1.47	3/8-16	.56	.75	1
	CL-8-CLSSH-1.50	1/2	.4990	1-1/2	2.13	1.53	1/2-13	.75	.93	1
	CL-8-CLSSH-2.00	1/2	.4990	2	2.13	1.53	1/2-13	.75	.93	1
	CL-8-CLSSH-3.00	1/2	.4990	3	2.13	1.53	1/2-13	.75	.93	1

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Complete Assembly (Metric)

QUANTITY	PART NO.	A DIA NOMINAL (mm)	A DIA ACTUAL (mm)	B SCREW LENGTH (mm)	P BUSHING LENGTH UNDER HEAD	P (mm)	C (mm)	D (mm)	E THREAD	THREAD PITCH (mm)	F (mm)	G (mm)	K DIA (mm)	L (mm)	M (mm)	N DIA NOMINAL (mm)	N DIA ACTUAL (mm)	R (mm)	S DIA (mm)	LOCATING SCREW (INCLUDED)	BUSHING (INCLUDED)	LOCKSCREW (INCLUDED)
	CLM-6-CLSSHA-30	6	5.975	30	Standard	8	44	34	M6	1	10	14	19	18	3.8	10	10.038	16	22	CLM-6-CLSSH-30	CLM-6-LPB	LSM-3
	CLM-8-CLSSHA-35	8	7.975	35	Standard	10	44	34	M8	1.25	12	17	19	23	7.4	13	13.043	16	22	CLM-8-CLSSH-35	CLM-8-LPB	LSM-3
	CLM-8-CLSSHA-45	8	7.975	45	Standard	10	44	34	M8	1.25	12	17	19	33	7.4	13	13.043	16	22	CLM-8-CLSSH-45	CLM-8-LPB	LSM-3
	CLM-8-CLSSHA-75	8	7.975	75	Standard	10	44	34	M8	1.25	12	17	19	63	7.4	13	13.043	16	22	CLM-8-CLSSH-75	CLM-8-LPB	LSM-3
	CLM-10-CLSSHA-40	10	9.975	40	Standard	12	54	37.5	M10	1.5	14	19	25.5	28	11.4	16	16.043	16	22	CLM-10-CLSSH-40	CLM-10-LPB	LSM-3
	CLM-10-CLSSHA-50	10	9.975	50	Standard	12	54	37.5	M10	1.5	14	19	25.5	38	11.4	16	16.043	16	22	CLM-10-CLSSH-50	CLM-10-LPB	LSM-3
	CLM-10-CLSSHA-75	10	9.975	75	Standard	12	54	37.5	M10	1.5	14	19	25.5	63	11.4	16	16.043	16	22	CLM-10-CLSSH-75	CLM-10-LPB	LSM-3
	CLM-12-CLSSHA-50	12	11.975	50	Standard	18	54	39	M12	1.75	20	26	25.5	38	17.3	20	20.046	18	26	CLM-12-CLSSH-50	CLM-12-LPB	LSM-3
	CLM-12-CLSSHA-60	12	11.975	60	Standard	18	54	39	M12	1.75	20	26	25.5	48	17.3	20	20.046	18	26	CLM-12-CLSSH-60	CLM-12-LPB	LSM-3
	CLM-12-CLSSHA-75	12	11.975	75	Standard	18	54	39	M12	1.75	20	26	25.5	63	17.3	20	20.046	18	26	CLM-12-CLSSH-75	CLM-12-LPB	LSM-3

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Locating Screw Only (Metric)

QUANTITY	PART NO.	A DIA NOMINAL (mm)	A DIA ACTUAL (mm)	B SCREW LENGTH (mm)	C (mm)	D (mm)	E THREAD	THREAD PITCH (mm)	F (mm)	G (mm)	K DIA (mm)
	CLM-6-CLSSH-30	6	5.975	30	44	34	M6	1	10	14	19
	CLM-8-CLSSH-35	8	7.975	35	44	34	M8	1.25	12	17	19
	CLM-8-CLSSH-45	8	7.975	45	44	34	M8	1.25	12	17	19
	CLM-8-CLSSH-75	8	7.975	75	44	34	M8	1.25	12	17	19
	CLM-10-CLSSH-40	10	9.975	40	54	37.5	M10	1.5	14	19	25.5
	CLM-10-CLSSH-50	10	9.975	50	54	37.5	M10	1.5	14	19	25.5
	CLM-10-CLSSH-75	10	9.975	75	54	37.5	M10	1.5	14	19	25.5
	CLM-12-CLSSH-50	12	11.975	50	54	39	M12	1.75	20	26	25.5
	CLM-12-CLSSH-60	12	11.975	60	54	39	M12	1.75	20	26	25.5
	CLM-12-CLSSH-75	12	11.975	75	54	39	M12	1.75	20	26	25.5

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