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Starrett® 647 Dial Comparator Indicator, 0.004 in, 20 to 0 to 20 Dial Reading, 0.00005 in, 3 in Dial, #4-48 NF Tip

Price$319.00

Item #SPT00001

BrandStarrett®

ManufacturerL.S. Starrett

Mfr. Model #647

Country of OriginDE

UNSPSC Code41111630

UnitEA

DGI AvailabilityCall for Availability

Standards & Approvals
DIN 879-1
Quantity
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Product Features


  • • Rugged and simple unit construction with a universally fitting design
    • The gear unit is constructed of a massive single bridge and plate assembly with a hardened stainless steel gear train
    • All gear trains are fully jeweled for sensitivity, smoothness and life
    • The case is light but sturdy, with a hardened, precision stainless steel rack that rides in bronze bushings, size Groups 0 and 1 indicators are of similar construction but smaller in size
    • Hardened stainless steel bottom stems can be held in fixtures without cramping rack action
    • Easy readability with the best, balanced style of graduation and number combination
    • Balanced and tapered hands are easy-to follow
    • Special non-shock mechanism is ideal for when an indicator may be subjected to repeated and excessive shocks
    • Sharp bezel serrations for positive grip
    • Unbreakable crystal, 3/8 in Dia stem
    • Positive acting clamp locks bezel in position
    • No-glare satin finish on case
    • Interchangeable contact point and furnished with flat back
    • Four screw holes for 90 deg rotation of back
    • Direct acting compression spring eliminates side friction
    • Hardened stainless steel rack, gears, spindle and pinions
    • Effective non-shock mechanism, pinions and shafts of the movement are jeweled
    • After removal of the safety cap and adjustment screw on top of the case, a safety cap prevents unintentional turning of the fine adjustment screws
    • The measuring spindles are very sensitive on account of their accurate guides, additional overtravel assists with the insertion of work pieces into the measuring device
    • The clear scale is shadow free, red tolerance markers are easy-to recognize and to set