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Worldwide distributor of NSN parts and consumables located in the USA.

Shouldered Stud

Model / MPN: 13989-1 | NSN: 5307-00-637-1084
ITAR Registered seal

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same diameter. All or part of the unthreaded section has a cross-sectional diameter greater than the stud size plus 0.020 inches (0.508 mm). It may be thread relieved. See also stud, locked in.

Product Details
NATO Stock Number
5307-00-637-1084
Sold in multiples of
1 EA
DEMIL
NO
Thread Pitch Diameters
+0.7044/+0.7084 inches nut thread
Thread Pitch Diameters
+0.7044/+0.7084 inches stud thread
Thread Direction
Left-hand nut thread
Thread Direction
Left-hand stud thread
Thread Length
1.000 inches stud thread
Thread Length
1.218 inches nut thread
Shoulder Diameter
Between 1.120 inches and 1.210 inches
Shoulder Length
Between 0.190 inches and 0.220 inches
Overall Length
Between 3.710 inches and 3.830 inches
Nut End Shank Length
Between 1.030 inches and 1.060 inches
End Application
E-3a awacs; semi trailer (m870); 12-ton semi trailer
Distance Across Flats
Between 0.910 inches and 0.940 inches
Thready Qty Per Inch (tpi)
16 nut thread
Thready Qty Per Inch (tpi)
16 stud thread
Hardness Rating
Between 18.0 rockwell c and 28.0 rockwell c
Thread Size
0.750 inches nut thread
Thread Size
0.750 inches stud thread
Stud End Shank Length
0.302 inches
Stud End Shank Diameter
Between 0.910 inches and 0.940 inches
Nut End Shank Diameter
Between 0.783 inches and 0.786 inches
Material
Steel
Style Designator
Shouldered
Thread Series Designator
Uns stud thread
Thread Series Designator
Uns nut thread
13989 Series Parts

Pricing and Availability

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13989-1 Cross Reference
  • 55576H
  • 10015
  • 13989
  • 55576H
  • 401885
  • 691
  • 16T1006
  • 18A13989
  • 4D13989
  • 688153
  • 13989
  • 13989L
  • 13989
  • 18A13989
  • MPO-0125
  • 13989H
  • 13989
  • 13989E
  • 13989
  • 301110-003L
  • 144157
  • 536290
  • 13989E
  • 55576H
  • 13989-1
  • 13989L