Externally Relieved Body Bolt

4149-M07-F09

4149-M07-F09
(NSN) National Stock Number
5306-00-256-3685
Federal Supply Classification
5306 Bolts
Item Name Code
06675
Schedule B Code
7318152000
Summary

2a thread class, right-hand thread direction, 0.375 inches minimum thread length, 1.000 inches nominal fastener length, knurled no. 1 head style, 0.562 inches nominal head diameter

DAC HCC DMIL RNCC
A - - 5
RNVC SADC MSDS RNAAC
2 - - KZ
Identification

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum 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.

INC FIIG Concept Condition
06675 A003B0 - 1
Specifications
Thread Class
2a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand
Details The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
Thread Length
0.375 inches minimum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
1.000 inches nominal
Details The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.
Head Style
knurled no. 1
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Diameter
0.562 inches nominal
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Head Height
0.250 inches nominal
Details A measurement from the bottom to the top of the head,in distinction from depth.
First Diameter From Head
0.175 inches nominal
Details None.
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.625 inches nominal
Details None.
Nominal Thread Diameter
0.250 inches
Details The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
Thread Quantity Per Inch
20
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Externally Relieved Body Diameter Quantity
1
Details The number of externally relieved diameters on the body,adjacent to the head.
Material
steel corrosion resisting overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
passivate overall
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Thread Series Designator
unc
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
6149-SS-2520-7 1YGB8 5 - 3 2 - ZZ
213-SS-20 55566 E - C 1 - KZ
6149-SS-2520-7 06540 A - 5 9 - KZ
6149SS2520 06540 5 - 5 9 - PA
GS553L4CC16B 26512 A - 7 2 - KZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W -
RVC WCC TCC SHC
- 573 Z 9

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Manufacturer
UNICORP.
CAGE: 04729
ORANGE , NJ , 07050-2817
UNITED STATES
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FAQs
Frequently asked questions for NSN 5306-00-256-3685
What is the NIIN of the NSN 5306-00-256-3685?
The National Item Identification Number (NIIN) of the NSN 5306-00-256-3685 is 00-256-3685
When the NSN 5306-00-256-3685 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Wed, Mar 24, 1971
Does the NSN 5306-00-256-3685 contain any precious metals?
Type/content is unknown
Does the NSN 5306-00-256-3685 contain any hazardous material?
No data in HMIRS

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