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Close Tolerance Bolt NSN 5306-01-191-3121

Item Description

An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see bolt, shear. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see bolt, machine.

NSN 5306-01-191-3121 NSN: 5306-01-191-3121

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Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.741 inches and 0.828 inches
Fastener Length
Between 5.063 inches and 5.130 inches
Head Style
Spline drive shear head
Head Height
0.350 inches
Grip Diameter
Between 0.6235 inches and 0.6240 inches
Shank Unthreaded Hole Diameter
0.141 inches first hole and 0.146 inches first hole
Head Minor Diameter
Between 0.970 inches and 0.978 inches
Thread Diameter
0.625 inches
Grip Length
Between 4.302 inches and 4.322 inches
Thready Qty Per Inch (tpi)
18
Distance From Head Largest Bearing Surface To Shank Hole Center
4.934 inches first hole and 5.011 inches first hole
Material
Steel comp xm-13
Material Specification
Ams 5629 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unjf
FSC
5306 Bolts
NIIN
011913121
NSN
5306011913121

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
VS3191-10D69
Cage Code:
06950
Status:
A
MSDS:
Part Number:
ST3M747-10D69
Cage Code:
58998
Status:
A
MSDS:
Part Number:
VCG0002-10D69
Cage Code:
06710
Status:
A
MSDS:
Part Number:
AIC688-10D69
Cage Code:
06725
Status:
A
MSDS:
Part Number:
PBF1266-10D69
Cage Code:
27624
Status:
A
MSDS:
Part Number:
122896-10D69
Cage Code:
80539
Status:
A
MSDS:
Part Number:
MB155-10D69
Cage Code:
73197
Status:
A
MSDS:
Part Number:
S397-10D69
Cage Code:
17446
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318152000
  • NAICS: 332722
  • SITC: 69421
  • Description: Bolts and bolts and their nuts or washers exported in the same shipment
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 5306-01-191-3121
What are the manufacturers of nsn 5306011913121?
Does this nsn 5306011913121 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5306011913121
An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. the head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. for items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see bolt, shear. for items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see bolt, machine.
Does nsn 5306011913121 contain any precious metals?
No precious metal content.
Does nsn 5306011913121 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5306011913121?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
27851
FIIG:
A003B0
App. Key:
BC
Cond. Code:
1
Status:
A

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