NAS1301-4-5

NAS130145 Assembled Washer Screw

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Quality Commitment

Serving our customers with quality and safety first.

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Datasheet. NAS1301-4-5 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.

0.230in. and 0.312in. ⁓5/16"

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.

0.280in. and 0.312in. ⁓5/16"

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

pan

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

0.205in. and 0.219in.

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

0.078in. and 0.080in. ⁓3/32"

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.

cross recess type 1

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

0.112in. (UTS #4)

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

40

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

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

45.0 rockwell c secondary washer and 53.0 rockwell c secondary washer

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

0.172in.

Secondary Washer Outside Diameter

0.213in. and 0.223in.

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

0.025in.

Secondary Washer Material Thickness

0.013in. and 0.019in.

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.

66 fed std all material responses 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-S-633 fed spec single material response fastener

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.

passivate

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-35 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.

unc

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

80205-NAS1301 professional/industrial association standard

Answers.

What quantity is this sold in?

1AY

What class is the thread series?

Unc

What is the thread quantity per inch?

40

What is the head style?

Pan

What is the thread length?

0.230 inches minimum and 0.312 inches maximum

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for NAS1301-4-5?

5305-01-190-4570

What's the federal classification of NAS1301-4-5?

FSC 5305 ⁓ Screws

NSN 5305-01-190-4570 SCREW,ASSEMBLED WASHER

unc thread series passivate surface treated 40 thread quantity per inch pan head style 0.230" thread length right-hand 3a thread class

NIIN
011904570
NIIN Date
09/27/84
Schedule B
 
Name Code
06660
FIIG
A003B0
Item Weight
0.000lbs
Item Dimensions
--
QUP
Historical Price
$1,437.20 AY
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 

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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

NAS1301-4-5 / 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).