NAS720B10-6

NAS720B106 Assembled Washer Screw
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Datasheet. NAS720B10-6 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.

0.327in. and 0.375in. ⁓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.

0.343in. and 0.375in. ⁓3/8"

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

pan no. 2

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

0.357in. and 0.373in.

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

0.099in. and 0.110in. ⁓1/8"

Washer Quantity
The number of washers included on the item.

2

Internal Drive Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.

offset cruciform (torque set)

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)

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

32

Minimum Tensile Strength
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.

55000 pounds per square inch

Secondary Washer Relationship To Primary Washer
An indication of whether or not the secondary is identical to the primary washer.

not identical

Secondary Washer Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the secondary washer.

flat

Primary Washer Outside Diameter

0.334in.

Secondary Washer Outside Diameter

0.338in. and 0.348in.

Primary Washer Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the primary washer.

split helical ring

Primary Washer Material Thickness

0.047in.

Secondary Washer Material Thickness

0.029in. and 0.035in.

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

copper alloy 230 fastener or copper alloy 240 fastener or copper alloy 260 fastener or copper alloy 268 fastener or copper alloy 342 fastener or copper alloy 353 fastener or copper alloy 360 fastener or copper alloy 377 fastener

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

copper alloy 260 secondary washer or copper alloy 268 secondary washer

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

copper alloy 510 primary washer

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

QQ-P-613 fed spec single material response secondary washer

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

QQ-P-750, comp a fed spec single material response primary washer

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.

tin

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-N-290 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

Specification/standard Data
The document designator of the specification or standard which established the item of supply.

80205-NAS720 professional/industrial association standard

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unf

What material is the assembled washer screw made of ?

Copper alloy 510 primary washer

What material is the assembled washer screw made of ?

Copper alloy 260 secondary washer or copper alloy 268 secondary washer

What material is the assembled washer screw made of ?

Copper alloy 230 fastener or copper alloy 240 fastener or copper alloy 260 fastener or copper alloy 268 fastener or copper alloy 342 fastener or copper alloy 353 fastener or copper alloy 360 fastener or copper alloy 377 fastener

What is the thread quantity per inch?

32

What is the head style?

Pan no. 2

What is the thread length?

0.327 inches minimum and 0.375 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for NAS720B10-6?

5305-01-121-1648

How is this classified for shipping?

Schedule B number: 7415338550
nmfc 093486
Other copper screws (not for wood) bolts and nuts

What's the federal classification of NAS720B10-6?

FSC 5305 ⁓ Screws

NSN 5305-01-121-1648 SCREW,ASSEMBLED WASHER

unf thread series tin surface treated 32 thread quantity per inch pan no. 2 head style 0.327" thread length right-hand 2a thread class

NIIN
011211648
NIIN Date
10/31/81
Schedule B
7415338550 
Name Code
06660
FIIG
A003B0
Item Weight
0.000lbs
Item Dimensions
--
QUP
1 
Historical Price
$684.10 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

Major End Users Countries and entities

  • - Department of The Army 
  • - Department of The Air Force 
  • - Department of The Navy 
  • - U.s. Marine Corps 
  • - Germany 
  • - Republic of Korea 

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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)
Metal hardware 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950 

Similar by Design Other screws with similar characteristics

Nothing similar to this part number was found in our inventory

NAS720B10-6 / Screw,assembled washerWhat is the formal definition of this item?

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).