1706-221

1706221 Shoulder Bolt

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Datasheet. 1706-221 specification

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

3a

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

0.245in. ⁓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.

2.040in. ⁓2-3/64"

Head Diameter
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

0.860in. and 0.900in.

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

0.190in. ⁓13/64"

Distance From Centerline To Flat

0.370in. and 0.375in.

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.

0.105in. first hole and 0.108in. first hole

Distance From Head Largest Bearing Surface To Shank Hole Center
The distance from the shank hole centerline to the largest bearing surface of the head.

1.750in. first hole

Answers.

What quantity is this sold in?

1EA

What is the thread length?

0.245 inches

What is the thread class?

3a

What is the NSN for 1706-221?

5306-00-434-6666

What's the federal classification of 1706-221?

FSC 5306 ⁓ Bolts

NSN 5306-00-434-6666 BOLT,SHOULDER

0.245" thread length 3a thread class

NIIN
004346666
NIIN Date
08/07/70
Schedule B
 
Name Code
04905
FIIG
A003B0
Item Weight
0.600lbs
Item Dimensions
--
QUP
Historical Price
$865.18 EA
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

  • - Department of The Navy 

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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

1706-221 / 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.