BACS12FA3K53

BACS12FA3K53 Machine Screw

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Datasheet. BACS12FA3K53 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.

3.292in. ⁓3-19/64"

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.

3.312in. ⁓3-5/16"

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

round extended washer

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

0.365in. and 0.385in.

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

0.089in. and 0.099in. ⁓7/64"

Extended Washer Diameter

0.428in. and 0.448in.

Extended Washer Thickness

0.025in. and 0.030in.

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

cross recess type ii

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

boeing aircraft 757

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

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

titanium alloy

Screw 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 screw material.

ams 4928 assn std single material response or ams 4967 assn std single material response

Screw Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the screw is plated,dipped and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

aluminum

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.

unjf

Answers.

What class is the thread series?

Unjf

What type of screw surface treatment?

Aluminum

What is the thread quantity per inch?

32

What is the head style?

Round extended washer

What is the thread length?

3.292 inches

What is the thread direction?

Right-hand

What is the thread class?

3a

What is the NSN for BACS12FA3K53?

5305-01-523-8712

How is this classified for shipping?

Schedule B number: 8108908000
Other wrought titanium

What's the federal classification of BACS12FA3K53?

FSC 5305 ⁓ Screws

NSN 5305-01-523-8712 SCREW,MACHINE

Used on boeing aircraft 757. unjf thread series aluminum screw surface treated 32 thread quantity per inch round extended washer head style 3.292" thread length right-hand 3a thread class

NIIN
015238712
NIIN Date
09/16/04
Schedule B
8108908000 
Name Code
06657
FIIG
A500D0
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

  • - New Zealand 

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Nothing similar to this part number was found in our inventory

BACS12FA3K53 / Screw,machineWhat is the formal definition of this item?

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.