Marameter 844K Intramess Mahr Federal Self Centering Bore Gages

Marameter 844K Intramess Mahr Federal Self Centering Bore Gages

A Gaging.com favorite!  The Mahr Federal 844K Intramess self-centering bore gage is a long established favorite of Quality professionals.  Featuring a split ball spherical design, ease of use and repeatability are two of its most appealing features.  There are many variations of this gage available with several indicators (see the "Downloads Tab for the product flyer").   Please contact us for pricing and we will help you build your Mahr Federal 844 K Intramess bore gage system!

Features:

  • Effective at measuring the ovality and taper of a bore.
  • Precision lapped, spring loaded, split cylinder head
  • Constant measuring force to eliminate operator "feel"
  • Chrome plated for maximum wear resistance
  • Large measuring range
  • Many accessories available including: extensions, right angle attachments and depth stops


Specifications:

Deviation of linearity
≤ 2 % measuring ranges 0.47-1.55 mm
≤ 1 % measuring ranges 1.5-18.6 mm

Repeatability
1 μm manual measurement
≤ 0.5 μm measurement with Stand 844 Kst
and Floating Holder 844 Ksts

 

 
  *Stand Not Included  

Types

844 K: Measuring heads hard chrome plated, expanding pin made of stainless steel 844 KH: Measuring heads carbide tipped on both sides, carbide expanding pin 844 KS: Blind hole measuring heads hard chrome plated, expanding pin made of stainless steel

Mahr 844 Kits - Indicator Not Included
   
Catalog Number Measuring Range mm Measuring Range Inch Number of Probes Order Number
844 K .47 - .97 mm .018-.038“ 6 4470000
(Chrome) .95 - 1.55 mm .037 - .060“ 5 4470001
  1.5 - 4.2 mm .060 - .160“ 10 4470002
  3.7 - 7.3 mm .145 - .29“ 7 4470003**
  6.7 - 10.3 mm .26 - .40“ 7 4470004**
  9.4 - 18.6 mm .37 - .73“ 9 4470005**
844 KH 1.5 - 4.2mm .060 - .160“ 10 4471002
(Carbide) 3.7 - 7.3 mm .145 - .29“ 7 4471003**
  6.7 - 10.3 mm .26 - .40“ 7 4471004**
  9.4 - 18.6 mm .37 - .73“ 9 4471005**
844 KS 1.5 - 4.2 mm .060 - .160" 10 4482163
(Chrome/Blind) 3.7 - 7.3 mm .145 - .29" 7 4482164**
  6.7 - 10.3 mm .26 - .40" 7 4482165**
  9.4 - 18.6 mm .37 - .73" 9 4482166**
 
Indicating Instruments - 8mm shank mm range Inch range Order Number mm Order Number Inch
Millimess 1004/1004Z 5 μm .0001“ 4333000 4333900
Millimess 1003/1003Z 1 μm .00005“ 4334000 4334900
Millimess 1003 XL 2 μm   4334001  
Millimess 1002/1002Z 0.5 μm .00002“ 4335000 4335900
Extramess 2000 0.2 μm .00001“    
 

4470000 Marameter 844K Mahr Self Centering Bore Gage 0.018 - 0.038 inch / 0.47 - 0.97 metric - Chrome

4470000 Marameter 844K Mahr Self Centering Bore Gage 0.018 - 0.038 inch / 0.47 - 0.97 metric - Chrome

4470000 Marameter 844K Mahr Self Centering Bore Gage 0.018 - 0.038 inch / 0.47 - 0.97 metric - Chrom..

$1,520.00 $1,690.00

4470001 Marameter 844K Mahr Self Centering Bore Gage 0.037 - 0.06 inch / 0.95 - 1.55 metric - Chrome

4470001 Marameter 844K Mahr Self Centering Bore Gage 0.037 - 0.06 inch / 0.95 - 1.55 metric - Chrome

4470001 Marameter 844K Mahr Self Centering Bore Gage 0.037 - 0.06 inch / 0.95 - 1.55 metric - Chrome..

$990.00 $1,100.00

4470002 Marameter 844K Mahr Self Centering Bore Gage 0.060 - 0.160 inch / 1.5 - 4.2 metric - Chrome

4470002 Marameter 844K Mahr Self Centering Bore Gage 0.060 - 0.160 inch / 1.5 - 4.2 metric - Chrome

4470002 Marameter 844K Mahr Self Centering Bore Gage 0.060 - 0.160 inch / 1.5 - 4.2 metric - Chrome ..

$1,188.00 $1,350.00

4470003 Marameter 844K Mahr Self Centering Bore Gage 0.145 - 0.29 inch / 3.7 - 7.3 metric - Chrome

4470003 Marameter 844K Mahr Self Centering Bore Gage 0.145 - 0.29 inch / 3.7 - 7.3 metric - Chrome

4470003 Marameter 844K Mahr Self Centering Bore Gage 0.145 - 0.29 inch / 3.7 - 7.3 metric - Chrome ..

$745.00 $828.00

4470004 Marameter 844K Mahr Self Centering Bore Gage 0.26 - 0.40 inch / 6.7 - 10.3 metric - Chrome

4470004 Marameter 844K Mahr Self Centering Bore Gage 0.26 - 0.40 inch / 6.7 - 10.3 metric - Chrome

4470004 Marameter 844K Mahr Self Centering Bore Gage 0.26 - 0.40 inch / 6.7 - 10.3 metric - Chrome ..

$745.00 $828.00

4470005 Marameter 844K Mahr Self Centering Bore Gage 0.37 - 0.73 inch / 9.4 - 18.6 metric - Chrome

4470005 Marameter 844K Mahr Self Centering Bore Gage 0.37 - 0.73 inch / 9.4 - 18.6 metric - Chrome

4470005 Marameter 844K Mahr Self Centering Bore Gage 0.37 - 0.73 inch / 9.4 - 18.6 metric - Chrome ..

$970.00 $1,080.00

4471002 Marameter 844KH Mahr Self Centering Bore Gage 0.060 - 0.160 inch / 1.5 - 4.2 metric - Carbide

4471002 Marameter 844KH Mahr Self Centering Bore Gage 0.060 - 0.160 inch / 1.5 - 4.2 metric - Carbide

4471002 Marameter 844KH Mahr Self Centering Bore Gage 0.060 - 0.160 inch / 1.5 - 4.2 metric - Carbid..

$1,422.00 $1,580.00

4471003 Marameter 844KH Mahr Self Centering Bore Gage 0.145 - 0.29 inch / 3.7 - 7.3 metric - Carbide

4471003 Marameter 844KH Mahr Self Centering Bore Gage 0.145 - 0.29 inch / 3.7 - 7.3 metric - Carbide

4471003 Marameter 844KH Mahr Self Centering Bore Gage 0.145 - 0.29 inch / 3.7 - 7.3 metric - Carbide..

$1,539.00 $1,710.00

4471004 Marameter 844KH Mahr Self Centering Bore Gage 0.26 - 0.40 inch / 6.7 - 10.3 metric - Carbide

4471004 Marameter 844KH Mahr Self Centering Bore Gage 0.26 - 0.40 inch / 6.7 - 10.3 metric - Carbide

4471004 Marameter 844KH Mahr Self Centering Bore Gage 0.26 - 0.40 inch / 6.7 - 10.3 metric - Carbide..

$1,539.00 $1,710.00

4471005 Marameter 844KH Mahr Self Centering Bore Gage 0.37 - 0.73 inch / 9.4 - 18.6 metric - Carbide

4471005 Marameter 844KH Mahr Self Centering Bore Gage 0.37 - 0.73 inch / 9.4 - 18.6 metric - Carbide

4471005 Marameter 844KH Mahr Self Centering Bore Gage 0.37 - 0.73 inch / 9.4 - 18.6 metric - Carbide..

$1,935.00 $2,150.00

4482163 Marameter 844KS Mahr Self Centering Bore Gage 0.060 - 0.160 inch / 1.5 - 4.2 metric - Chrome/Blind Hole

4482163 Marameter 844KS Mahr Self Centering Bore Gage 0.060 - 0.160 inch / 1.5 - 4.2 metric - Chrome/Blind Hole

4482163 Marameter 844KS Mahr Self Centering Bore Gage .060 - .160 inch / 1.5 - 4.2 metric - Chrome/B..

$1,917.00 $2,130.00

4482164 Marameter 844KS Mahr Self Centering Bore Gage 0.145 - 0.29 inch /  3.7 - 7.3 metric - Chrome/Blind Hole

4482164 Marameter 844KS Mahr Self Centering Bore Gage 0.145 - 0.29 inch / 3.7 - 7.3 metric - Chrome/Blind Hole

4482164 Marameter 844KS Mahr Self Centering Bore Gage 0.145 - 0.29 inch /  3.7 - 7.3 metric - Chrome..

$1,150.00 $1,280.00

4482165 Marameter 844KS Mahr Self Centering Bore Gage 0.26 - 0.40 inch /  6.7 - 10.3 metric - Chrome/Blind Hole

4482165 Marameter 844KS Mahr Self Centering Bore Gage 0.26 - 0.40 inch / 6.7 - 10.3 metric - Chrome/Blind Hole

4482165 Marameter 844KS Mahr Self Centering Bore Gage 0.26 - 0.40 inch /  6.7 - 10.3 metric - Chrome..

$1,150.00 $1,280.00

4482166 Marameter 844KS Mahr Self Centering Bore Gage 0.37 - 0.73 inch /  9.4 - 18.6 metric - Chrome/Blind Hole

4482166 Marameter 844KS Mahr Self Centering Bore Gage 0.37 - 0.73 inch / 9.4 - 18.6 metric - Chrome/Blind Hole

4482166 Marameter 844KS Mahr Self Centering Bore Gage 0.37 - 0.73 inch /  9.4 - 18.6 metric - Chrome..

$1,467.00 $1,630.00

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