Variance Indicator Clamps

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System of Measurement

Diameter

Component

Adjustable Dovetail Swivel Attachment

Ball-and-Socket Swiveling Dovetail Attachment

C-Clamp with Holding Rod

C-Clamp with Post

Combination Stem/Dovetail Attachment

Double-Jointed Dovetail Attachment

Dovetail Attachment

Height Gauge/Tool Post Attachment with Dovetail Swivel Clamp

Stem Diameter

Adjustment Mechanism

Material

Mounting Hole Diameter

Indicator Type

Export Control Classification Number (ECCN)

EAR99

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

DFARS Specialty Metals

REACH

RoHS

Rod Diameter

Overall Length

Length

Upright Post Diameter

Stem Length

Manufacturer Model Number

PT18718

PT99437

Rod Length

3 1/8"

Number of Mounting Holes

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61 Products

Swivel Variance Indicator Clamps


Style 1	Style 2	Style 3	Style 4

Style 5	Style 6	Style 7	Style 8

Secure indicators, upright posts, attachments, and holding rods at any angle. For use with both plunger and lever indicators.

Style 1

	Dia.
	(A)	(B)	Adjustment Mechanism		Each
Steel



		1/4"	1/4"	Knob	5148A11	000000


		5/16"	5/32"	Knob	5148A12	00000
		5/16"	1/4"	Knob	5148A13	00000
		5/16"	5/16"	Knob	5148A14	00000
		3/8"	1/4"	Knob	5148A15	00000
		3/8"	5/16"	Knob	5148A16	00000
		3/8"	3/8"	Knob	5148A17	00000
		1/2"	3/8"	Knob	5148A18	00000
		8 mm	8 mm	Knob	5148A73	00000
		10 mm	8 mm	Knob	5148A74	00000
		10 mm	10 mm	Knob	5148A75	00000


		12 mm	10 mm	Knob	5148A76	00000


		Stainless Steel



				1/4"	1/4"	Knob	5148A81	00000


				3/8"	1/4"	Knob	5148A83	00000
				3/8"	3/8"	Knob	5148A84	00000

Style 2

	Dia.
	(A)	(B)	Adjustment Mechanism	No. of Dovetail Mounts		Each
Steel



		11/32"	1/4"	Knob	1	1987A69	000000

Style 3

	Dia.
	(A)	(B)	Adjustment Mechanism		Each
Steel



		1/4"	1/4"	T-Handle	5148A24	000000


		5/16"	1/4"	T-Handle	5148A22	00000
		5/16"	5/16"	T-Handle	5148A25	00000
		3/8"	1/4"	T-Handle	5148A23	00000
		3/8"	5/16"	T-Handle	5148A26	00000
		3/8"	3/8"	T-Handle	5148A27	00000
		1/2"	3/8"	T-Handle	5148A28	00000

Style 4

	Dia.
	(A)	(B)	(C)	Adjustment Mechanism	No. of Dovetail Mounts		Each
Steel



		7/32"	7/32"	5/32"	Knob	1	5148A31	000000


		1/4"	1/4"	5/32"	Knob	1	5148A33	00000

Style 5

	Dia.
	(A)	(B)	Adjustment Mechanism		Each
Steel



		3/8"	3/8"	Wing Nut	2067A61	000000


		3/8"	1/2"	Wing Nut	2067A62	00000
		1/2"	1/2"	Wing Nut	2067A63	00000
		1/2"	5/8"	Wing Nut	2067A64	00000
		5/8"	5/8"	Wing Nut	2067A65	00000
		5/8"	3/4"	Wing Nut	2067A66	00000
		3/4"	3/4"	Wing Nut	2067A67	00000
		1"	1"	Wing Nut	2067A69	000000

Style 6

	Dia.
	(A)	(B)	Adjustment Mechanism		Each
Steel



		3/8"	3/8"	Wing Nut	2067A51	000000


		3/8"	1/2"	Wing Nut	2067A52	00000
		1/2"	1/2"	Wing Nut	2067A53	00000
		1/2"	5/8"	Wing Nut	2067A54	00000
		5/8"	5/8"	Wing Nut	2067A55	00000
		5/8"	3/4"	Wing Nut	2067A56	00000
		3/4"	3/4"	Wing Nut	2067A57	00000
		10 mm	12 mm	Wing Nut	2067A23	00000
		12 mm	12 mm	Wing Nut	2067A24	00000
		14 mm	12 mm	Wing Nut	2067A25	00000


		Stainless Steel



				3/8"	3/8"	Wing Nut	2067A41	00000


				1/2"	1/2"	Wing Nut	2067A42	00000

Style 7

	Dia.
	(A)	(B)	(C)	Adjustment Mechanism	No. of Dovetail Mounts		Each
Stainless Steel



		1/4"	1/8"	1/4"	Knob	1	5148A37	000000

Style 8

	Dia.
	(A)	(B)	Adjustment Mechanism		Each
Steel



		1/4"	3/8"	Knob	1987A23	000000

Lever Variance Indicator Clamps

Clamps with stems mount into swivel clamps, collets, and chucks.

Dovetail Attachments

		Stems
Overall Lg.	No. of Dovetail Mounts	No. of	Dia.	Lg.		Each
7/8"	1	1	5/32"	5/8"	1987A141	000000
7/8"	1	1	7/32"	5/8"	1987A142	00000
7/8"	1	1	1/4"	5/8"	1987A143	00000
7/8"	1	1	5/16"	5/8"	1987A144	00000

Adjustable Dovetail Swivel Attachments

		Stems
Overall Lg.	No. of Dovetail Mounts	No. of	Dia.	Lg.		Each
2"	1	1	3/8"	1"	1987A53	000000

Combination Stem/Dovetail Attachments

		Stems			Mounting Holes
Overall Lg.	No. of Dovetail Mounts	No. of	Dia.	Lg.	No. of	Dia.		Each
5 1/2"	1	1	3/8"	2"	2	5/32", 1/4"	1987A51	000000

Double-Jointed Dovetail Attachments

		Stems
Overall Lg.	No. of Dovetail Mounts	No. of	Dia.	Lg.		Each
4 1/2"	1	1	3/8"	1 5/8"	1987A52	000000

Ball-and-Socket Swiveling Dovetail Attachments

		Stems
Overall Lg.	No. of Dovetail Mounts	No. of	Dia.	Lg.		Each
2"	1	1	3/16"	1"	1987A7	000000
3"	1	1	1/4"	2"	1987A65	00000

Height Gauge/Tool Post Attachments with Dovetail Swivel Clamp

Image of Product. Front orientation. Variance Indicator Clamps. Lever Variance Indicator Clamps, Height Gauge/Tool Post Attachments with Dovetail Swivel Clamp.

		Upright Post		Bar
Overall Lg.	No. of Dovetail Mounts	Ht.	Dia.	Lg.	Wd.	Ht.	Mounting Hole Dia. (No. of Holes)		Each
3 5/8"	1	5/16"	7/32"	3"	1/4"	1/2"	7/32" (2), 5/32" (1)	1987A28	000000

Clamps for Starrett Continuous-Dial Back Plunger Variance Indicators

Swivel Clamps

Attach the indicator to the upright post with the swivel clamp.

Mounting Hole Dia.	Hole Dia. Range	Mfr. Model No.		Each
5/16"	3/32" to 1/4"	PT18718	2217A22	000000

C-Clamps with Post

Use the C-clamp with post to clamp the Starrett back plunger dial indicator to most thin, flat surfaces.

Upright Post
Lg.	Dia.	Mfr. Model No.		Each
3"	5/16"	PT99437	2217A18	000000

Plunger Variance Indicator Clamps

Use with swivel variance indicator clamps (not included) to position indicators.

C-Clamps with Holding Rod

		Rod
Material	Clamping Distance Range	Dia.	Lg.		Each
Steel	0" to 1 3/8"	5/16"	3 1/8"	20625A211	000000
Steel	0" to 1 3/8"	3/8"	4"	20625A212	00000