887837-1

8878371 Shoulder Bolt

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Datasheet. 887837-1 specification

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

2a

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.

0.250in. ⁓1/4"

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.

4.750in. ⁓4-3/4"

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

hexagon

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

0.500in. ⁓1/2"

Width Between Flats

0.500in.

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

0.250in. all shoulders

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

0.980in. all shoulders

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

0.250in. ⁓1/4"

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

28

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

35.0 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 all shoulders

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

steel comp 4130

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

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 4130

What is the thread quantity per inch?

28

What is the head style?

Hexagon

What is the thread length?

0.250 inches

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for 887837-1?

5306-01-149-2094

How is this classified for shipping?

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

What's the federal classification of 887837-1?

FSC 5306 ⁓ Bolts

NSN 5306-01-149-2094 BOLT,SHOULDER

unf thread series cadmium surface treated 28 thread quantity per inch hexagon head style 0.250" thread length right-hand 2a thread class

NIIN
011492094
NIIN Date
03/16/83
Schedule B
7318152000 
Name Code
04905
FIIG
A003B0
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Germany 
  • - United Kingdom 
  • - Italy 

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Similar by Design Other bolts with similar characteristics

Nothing similar to this part number was found in our inventory

887837-1 / 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.