348521

348521 Internally Relieved Body Bolt

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Datasheet. 348521 specification

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.

0.730in. and 0.850in. ⁓55/64"

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.

1.650in. and 1.710in. ⁓1-23/32"

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

square

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

0.115in. and 0.135in. ⁓9/64"

Width Between Flats

0.740in. and 0.760in.

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

0.312in. ⁓5/16"

Nonstandard Thread Pitch Diameter
The minimum and maximum pitch diameter limits of a nonstandard straight screw thread.

+0.2817/+0.2844in.

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

24

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

steel

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

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.

ams 2400 assn std 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 quantity is this sold in?

1EA

What class is the thread series?

Unf

What material is the internally relieved body bolt made of ?

Steel

What is the thread quantity per inch?

24

What is the head style?

Square

What is the thread length?

0.730 inches minimum and 0.850 inches maximum

What is the thread direction?

Right-hand

What is the NSN for 348521?

5306-00-611-4285

How is this classified for shipping?

Schedule B number: 7318152000
nmfc 013280
Bolts and bolts and their nuts or washers exported in the same shipment

What's the federal classification of 348521?

FSC 5306 ⁓ Bolts

NSN 5306-00-611-4285 BOLT,INTERNALLY RELIEVED BODY

unf thread series cadmium surface treated 24 thread quantity per inch square head style 0.730" thread length right-hand

NIIN
006114285
NIIN Date
01/01/63
Schedule B
7318152000 
Name Code
06676
FIIG
A003B0
QUP
Historical Price
$24.73 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

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

Major End Users Countries and entities

  • - Department of The Navy 
  • - Canada 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
70.0 
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)
Metal hardware 
NMFC (national motor freight code)
013280 ALUM BOLTS 
UFC (universal freight code)
05450 

Similar by Design Other bolts with similar characteristics

Nothing similar to this part number was found in our inventory

348521 / Bolt,internally relieved bodyWhat is the formal definition of this item?

An externally threaded fastener whose external threaded portion is of one nominal diameter. it has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. the concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. the head is designed to be held or driven by an external and/or internal driver. for items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.