TOLLMAN SPRING COMPANY, INC.
91 ENTERPRISE DRIVE - BRISTOL, CONNECTICUT 06010
TEL: (860) 583-1326 - FAX: (860) 589-8733

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Extension Springs - Specification Form
Mandatory Specifications (Fill in those required)
1. OUTSIDE DIAMETER 4. Max. extended length (inside ends) without set ___ in. (mm)
    a. _____ in. (mm) max. or  
    b. _________ in. (mm) + __________ in. (mm) 5. Relative loop position _______ ° max. separation
   of loop planes.
   
2. INSIDE DIAMETER 6. Direction of Helix (L, R or optional) ____________
    a. _________ in. (mm) max. or  
    b. _________ in. (mm) + __________ in. (mm) 7. Type of ends:Machine _____  Crossover _____
                       Side _____        Extended _____
   
3. Load ______ lb. (N) + _______ lb. (N) @ _______ in. (mm)
    Load ______ lb. (N) + _______ lb. (N) @ _______ in. (mm)
    Rate ______ lb./in. (N/mm) +_______ lb./in. (N/mm) between lengths of _______in. (mm) and ______ in. (mm).

Advisory Data
1. LENGTH inside ends 3. Mean coil diameter __________ in. (mm)
    a. _________ in. (mm) max. _________ in. (mm) min. or  
    b. _________ in. (mm) + __________ in. (mm) 4. No. of active coils __________
    c. approx. _________ in. (mm)  
  5. Body Length __________ in. (mm)
2. Wire diameter __________ in. (mm)  
  6. Initial Tension __________ lbs. (N)

Special Information
1. Type of material _________________________ 4. Operating temp. __________ °F (°C)
   
2. Finish __________________________________ 5. End use or application ____________________
      _______________________________________
3. Frequency of extension, __________cycles/sec. 6. Other __________________________________
   and working range __________ in. (mm) to __________ in. (mm) of length.     _______________________________________
Part Number:    ____________     Revision:      ____________
Quantity Needed:    ____________     ____________     ____________     _____________

Extension Springs Specification


This spec drawing need not be faxed.