HOLE ATTACHMENT TOP READING DIAL DEPTH GAGES No. 642 Series 0-8.6” No. 642M Series 0-215 mm ● Indicator does not have to be repositioned to get the full range available ● Choice to 2.1/2” (60 mm) or 4” (100 mm) base ● Two contacts and five extensions extend the range to 8.6” or 215 mm ● Charts are supplied showing combinations of contacts and extensions required to achieve certain lengths This dial depth gage uses the back-plunger indicator to provide an upward-facing dial for easier readout. DIAL DEPTH GAGES with 2.1/2” base - up to 3” Attachments for Starrett No. 650 & No. 651 Back-Plunger Dial Indicators No. 643 Dial Depth Gage has a knife edge base with cut-out for precise positioning of its needle-point contact. Both base and point are hardened and ground. Press down the push button until the needle point contacts the work. Depths to .125”are read directly on the dial to.0005”. A No. 25-131 Special Dial Indicator is attached to the base by set screws and interchanges with other AGD dial indicators. Base length 2.1/2” No. 640 Dial Depth Gage. Press the push button down until the rod contacts the work and read the depth to .0005” on the dial. Total range 1/2”. Includes a No. 25-431 Special Dial Indicator. The base is hardened and ground. Other AGD dial indicators on request. No. 640R Dial Depth Gage has a reverse movement (no push button) for use with one hand. The rod and contact point extend the full range, and when applied to the work, automatically adjust to the hole depth read directly from the dial. Base: 2.1/2” long, 17/32” wide. No. 644 Dial Depth Gage has a hardened and ground flat base positioned on the surface of the work. The rod enters the hole or recess to its full depth, the measurement reading directly to .001” on the dial. A No. 25-441 Dial Indicator, 1.000” range, is attached to the base by set screws and interchanges with other AGD indicators. The gage is equipped with one rod covering a range of 0 to 1 inch and comes with two additional rods for ranges of 1 to 2 inches and 2 to 3 inches. Base: 2.1/2” long, 1/2” wide. No. 640 Series No. 643 Series No. 644 Series No. 650 Series With Deep Hole Attachment No. 651 Series Without Deep Hole Attachment No. 650A5 shown with detachable deep hole attachment held in PT 99438 tool post holder with upright spindle and PT 18718 Snug complete. AGD Group 2 0-.500"-(0-12.7mm) Inch/Metric - .375" Stem - #4-48 UNF Thread 3900 3900 SERIES ELECTRONIC INDICATOR 3900 Series Features ● Large, easy-to-read LCD AGD group 2 size ● Range: .500" or 12.7 mm ● Resolution: .0005" or .01 mm ● Power On/Off button ● Reverse travel (± control indicates direction) ● Zero setting at any position ● Long battery life (Battery = SR44 P/N 1-STR-67169) 2900 SERIES ELECTRONIC INDICATORS ● IP67 protection against dirt, dust, water, and coolant ● Data output to SPC ● Choice of Basic, Standard, and Advanced feature levels ● Fixed ratio measurement systems available ● Compatable with 25 indicator backs ● Origin set, zero set ● All compatible with 2900 SCM, SCU and SCKB cables ● Counting direction switching (±) ● Intuitive design and layout easy to learn and use. ● Uses (2) CR2032 Batteries (1) MAX/MIN/Runout Value Holding (2) Limit set, Value Preset (3) Reading Hold BACK PLUNGER DIAL TEST INDICATORS Series No. 650 Back Plunger Indicators include a detachable deep hole attachment interconnecting directly with the main spindle for positive action. The attachment is ideal for checking internal dimensions of a workpiece while in fixtures or machines. The attachment can easily be removed. The No. 651 Series are identical to the No. 650 Series, except they cannot accept the deep hole attachment. Both models have 1.11/16” diameter bezels and are available with either 0-50-0 balanced dial or 0-100 continuous reading dial. Each has adjustable dials to set zero at any point opposite the hand. The indicator mounting rod measures 1/4” diameter x 3.3/16” long. The back plunger stem is AGD 3/8” diameter x 5/8” long. The indicators are furnished with three different AGD contact points for use in most applications. Both the No. 650A and No. 651A sets include the following indicator accessory attachments: (*)PT 99437 Clamp, PT 99438 Tool Post Holder, and PT 18718 Snug complete in case. * Attachments include clamp, tool post holder and snug (PT 18718). Clamp - 1-STR-64492 With a 1.5/16” (33mm) flat or round capacity - 5/16” (8mm) post used with No. PT18718 Snug Tool Post Holder - 1-STR-64493 3/8” x 3/4” x 6” (9.5 x 19 x 150 mm) with upright spindle 5/16” dia. x 4.1/2” length (8 x 114mm) Snug Complete - 1-STR-50709 Post hole has a 5/16” diameter† and 3/32-1/4” holding capacity. Can be used on our No. 252 Height Transfer Gage, Nos 57 and 257A and B Surface Gages, on No. 657A Magnetic Base and Swivel Post Assembly. †For snug with 8 mm post hole diameter and 2.4 - 6.3mm holding capacity, order EDP 66457. Snug Complete - 1-STR-50710 Post hole has a 3/8” diameter (9.5mm) and 3/32”-1/4” (2.4-6.3mm) holding capacity. Can be used with our Nos. 57 and 257C and D Surface Gages or No. 657AA Magnetic Base with upright post. Universal Snug - 1-STR-50296 With spindle hole diameters 5/16”, 3/8” (8, 9.5 mm) and gripping hole diameters 9/64”, 5/32”, 3/16”, 1/4” (3.5, 4, 4.8, 6.3mm). Universal Snug - 1-STR-56613 With spindle hole diameters 1/4”, 5/16”, 3/8” (6.3, 8, 9.5 mm). Gripping hole diameters range from 3/32-1/4”. ● 3/8" diameter stem for inch/mm model (8mm on metric-only model) ● 4-48 spindle thread on inch/mm model (M2.5 X .45 thread on metric-only model) ● Lug-on-center back + additional flat back 0-8.6” RANGE GRAD. DIAL INDICATOR RANGE APPROX. BASE LENGTH CATALOG NO. PART# 1-STR- .001” .200” 2.1/2” 642Z 65103 4” 642AZ 65104 0-215 mm RANGE 0.01 mm 5 mm 60 mm 642MZ 65105 100 mm 642MAZ 65106 CATALOG NO. PART# 1-STR 3900-5 72538 IN CASE RANGE GRAD. DIAL READING MODEL PART# 1-STR 643JZ 52714 0 to .125” .0005” 0-25-0 640JZ 52705 0 to 1/2” .0005” 0-50 640MJZ 55997 0 to 10 mm 0.01 mm 0-100 640RJZ 52709 0 to 1/2” .0005” 0-50 640MRJZ 56001 0 to 10 mm 0.01 mm 0-100 644JZ 52718 0 to 3” .001” 0-100 644MJZ 56027 0 to 75 mm 0.01 mm 0-100 RANGE RANGE Accuracy MODEL PART # 1-STR- ADDL. Features in mm .5 12 .00005” ±.00012" 2900-1 09980 .5 12 .0001” ±.00012" 2900-2 09981 .5 12 .0005”/.0001”/.00005” ±.00012" 2900-4 09983 (2)(3) .5 12 .0005”/.0001”/.00005” ±.00012" 2900-6 09985 (1)(2)(3) 1 25 .00005” ±.00012" 2900-1-1 09960 1 25 .0001” ±.001" 2900-2-1 09962 1 25 .0005” ±.00012" 2900-3-1 09963 1 25 .0005”/.0001”/.00005” ±.001" 2900-4-1 09965 (2)(3) 1 25 .0005” ±.00012" 2900-5-1 09967 (2) 1 25 .0005”/.0001”/.00005” ±.00012" 2900-6-1 09969 (1)(2)(3) 2 50 .00005” ±.00012" 2900-1-2 72676 2 50 .0005”/.0001”/.00005” ±.00012" 2900-4-2 72677 (2)(3) 2 50 .0005”/.0001”/.00005” ±.00012" 2900-6-2 72678 (1)(2)(3) MODEL PART# 1-STR DESCRIPTION 645F 52724 Hole Attachment PT 7215 70965 1C Contact Point Only PT 6632/5 70793 5C Contact Point Only PT 6632/6 70794 6C Contact Point Only INCH READING NO. 650 SERIES NO. 651 SERIES RANGE GRAD. DIAL READING DESCRIPTION WITH DEEP HOLE ATTACHMENT WITHOUT DEEP HOLE ATTACHMENT CATALOG NO. PART# 1-STR- CATALOG NO. PART# 1-STR- .200” .001” 0-100 Indicator With 3 Contact Points, 3 Attachments*, In Case 650A1Z 64475 651A1Z 64483 Indicator With 3 Contact Points Only 650B1 64477 651B1 64485 0-50-0 Indicator With 3 Contact Points, 3 Attachments*, In Case 650A5Z 64474 651A5Z 64484 Indicator With 3 Contact Points Only 650B5 64476 651B5 64486 MILLIMETER READING NO. 650M SERIES NO. 651M SERIES 5 mm 0.01 mm 0-100 Yellow Dial Face Indicator With 3 Contact Points, 3 Attachments*, In Case 650MA1Z 65261 651MA1Z 65263 Indicator With 3 Contact Points Only 650MB1 65262 651MB1 65264 POINTS 6C 1C 5C - 1214 - Bass Tool & Supply, Inc. Houston Email Fax Toll Free www.basstool.com (713) 682-1889 [email protected] (713) 681-4931 800-442-0042
