3M381-3D16

3M3813D16 Shoulder Bolt

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Datasheet. 3M381-3D16 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3a

Thread Direction
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.

RIGHT-Hand

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

0.313in. and 0.363in. ⁓3/8"

Fastener Length
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.

1.323in. and 1.353in. ⁓1-23/64"

Head Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

dished hexagon

Head Height
A measurement from the bottom to the top of the head,in distinction from depth.

0.125in. and 0.140in. ⁓9/64"

Width Between Flats

0.430in. and 0.439in.

Shoulder Diameter
The length of a straight line which passes through the center of the shoulder and terminates at the circumference.

0.2485in. first shoulder and 0.2495in. first shoulder

Shoulder Length
The length of the enlarged portion of the shank on the item,in distinction from width or diameter.

0.990in. first shoulder and 1.010in. first shoulder

Shank Unthreaded Hole Diameter
The length of a straight line which passes through the center of the shank unthreaded hole,and terminates at the inside circumference.

0.070in. first hole and 0.080in. first hole

Nominal Thread Diameter
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

0.190in. (UTS #10)

Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.

finished head

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

32

Hardness Rating
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

36.0 rockwell c and 40.0 rockwell c

Shoulder Shape
The physical configuration of the unthreaded portion of a body adjacent to the head which is larger than the diameter of the shank.

round first shoulder

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp E4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150

Surface Treatment
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.

cadmium and chromate

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

QQ-P-416, ty 2 cl 3 fed spec single treatment response

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unf

Answers.

What class is the thread series?

Unf

What material is the shoulder bolt made of ?

Steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150

What is the thread quantity per inch?

32

What is the head style?

Dished hexagon

What is the thread length?

0.313 inches minimum and 0.363 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for 3M381-3D16?

5306-01-249-4151

How is this classified for shipping?

Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of 3M381-3D16?

FSC 5306 ⁓ Bolts

NSN 5306-01-249-4151 BOLT,SHOULDER

unf thread series cadmium surface treated 32 thread quantity per inch dished hexagon head style 0.313" thread length right-hand 3a thread class

NIIN
012494151
NIIN Date
02/11/87
Schedule B
7318152000 
Name Code
04905
FIIG
A003B0
Item Weight
0.100lbs
Item Dimensions
--
QUP
 
Historical Price
$119.78 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

Major End Users Countries and entities

  • - Department of The Navy 
  • - Spain 
  • - Italy 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater 
Commodity (for shipments via water)
Bolts or nuts (iron or steel),(less than 35 feet) 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950 

Similar by Design Other bolts with similar characteristics

Nothing similar to this part number was found in our inventory

3M381-3D16 / Bolt,shoulderWhat is the formal definition of this item?

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. it has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. the head is not designed to be held or driven with an inserted drivers. a locking feature may be incorporated in the design of the head or threads. for items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. for items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. excludes thumbscrew.