myskyhawk

Shoulder Bolt

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Myskyhawk

Myskyhawk

Myskyhawk

Myskyhawk

Myskyhawk
  • Part Name
    SHOULDER BOLT
  • Federal Supply Class
    Bolts
  • NIIN
    013836906
  • Part Number
    254-6556644FNCOTM-A8
  • National Stock Number
    5306-01-383-6906
  • Item Name Code
    4905

Myskyhawk

Myskyhawk

Myskyhawk

Specifications
  • 0.279 INCHES MAXIMUM
  • THREAD SERIES DESIGNATOR
    UNC
  • NOMINAL THREAD DIAMETER
    0.250 INCHES
  • THREAD QUANTITY PER INCH
    20
  • THREAD CLASS
    2A
  • THREAD DIRECTION
    RIGHT-HAND
  • THREAD LENGTH
    0.431 INCHES NOMINAL
  • FASTENER LENGTH
    1.661 INCHES MINIMUM AND
  • 1.671 INCHES MAXIMUM
  • MATERIAL
    STEEL COMP 1018 OVERALL
  • MATERIAL DOCUMENT AND CLASSIFICATION
    ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • HARDNESS RATING
    58.0 ROCKWELL C MINIMUM AND
  • 62.0 ROCKWELL C MAXIMUM OVERALL
  • HEAD STYLE
    ROUND W/WRENCH FLATS
  • HEAD DIAMETER
    0.750 INCHES NOMINAL
  • HEAD HEIGHT
    0.269 INCHES MINIMUM AND
  • WIDTH BETWEEN FLATS
    0.620 INCHES NOMINAL
  • SHOULDER SHAPE
    ROUND FIRST SHOULDER
  • SHOULDER DIAMETER
    0.4370 INCHES MINIMUM AND
  • 0.4375 INCHES MAXIMUM FIRST SHOULDER
  • SHOULDER LENGTH
    1.130 INCHES MINIMUM AND
  • 1.140 INCHES MAXIMUM FIRST SHOULDER
  • SPECIAL FEATURES
    COAT WITH TECTYL 890 PER MIL-C-16173. THREAD IS UNDERCUT FOR RELIEF

Myskyhawk

Myskyhawk

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