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Externally Relieved Body Bolt

NSN: 5306-00-107-4372 | Model: 11591159-3
ITAR Registered seal

An externally threaded fastener whose threaded portion is of one diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a diameter less than the pitch diameter of the thread (excludes undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
Thread Class
Thread Direction
Thread Length
0.750 inches
Fastener Length
Between 2.458 inches and 2.520 inches
Head Style
Head Height
Between 0.226 inches and 0.243 inches
Width Between Flats
Between 0.551 inches and 0.562 inches
First Diameter From Head
Between 0.301 inches and 0.306 inches
Second Diameter From Head
0.375 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 1.708 inches and 1.770 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
Between 2.458 inches and 2.520 inches
Thread Diameter
0.375 inches
Features Provided
Thready Qty Per Inch (tpi)
Hardness Rating
32.0 Rockwell c and 38.0 Rockwell c
Externally Relieved Body Diameter Quantity
Steel comp 4140 or steel comp 8640 or steel comp 8740
Material Specification
QQ-S-624 federal specification all material responses
Surface Treatment
Surface Treatment Specification
QQ-P-416 type 2 class 3 federal specification single treatment response
Thread Series Designator

Pricing and Availability

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NSN 5306-00-107-4372 Datasheet

Supply Class (FSC):
Cross Reference:
  • 11591159-3
Cage Codes:
  • U S Army Tank Automotive Command (CAGE 19207)
Schedule B & Trade:
  • Schedule B: 7318152000 (NAICS 332722)

    Bolts and bolts and their nuts or washers exported in the same shipment

  • SITC: 69421

    Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, threaded, of iron or steel

  • End Use: 12110

    Iron and steel products, other


N - Indicates there is no data in the humors and the nsn is in a fsc not generally suspected of containing hazardous materials.


U - Precious metal content is unknown


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    093486 - Bolts, nuts or screws, noi (sub 3)

  • WCC:

    573 - Bolts or nuts (iron or steel),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LCL:

    U - 50.0

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 5306-00-107-4372 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Austria, and Spain
What is the NIIN of NSN 5306-00-107-4372?
001074372 or 00-107-4372
Does NSN 5306-00-107-4372 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5306-00-107-4372?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Aug 16, 1968