Machine Screw

FJ722-240

FJ722-240
(NSN) National Stock Number
5305-00-665-0374
Federal Supply Classification
5305 Screws
Item Name Code
06657
Schedule B Code
7415338550
Summary

2a thread class, right-hand thread direction, binding head style, 0.399 inches nominal head diameter, 0.114 inches nominal head height, cross recess type 1 internal drive style

DAC HCC DMIL RNCC
X - - 3
RNVC SADC MSDS RNAAC
9 - - XX
Identification

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.

INC FIIG Concept Condition
06657 A500D0 - 1
Specifications
Thread Class
2a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand
Details 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.
Head Style
binding
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Diameter
0.399 inches nominal
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Head Height
0.114 inches nominal
Details A measurement from the bottom to the top of the head,in distinction from depth.
Internal Drive Style
cross recess type 1
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.
Nominal Thread Diameter
0.190 inches
Details The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
Thread Quantity Per Inch
24
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Screw Material
copper alloy
Details The chemical compound or mechanical mixture properties of which the screw is fabricated.
Screw Material Document And Classification
qq-b-626,comp 11,1/2 h fed spec single material response
Details The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the screw material.
Screw Surface Treatment
nickel
Details 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.
Thread Series Designator
unc
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
63220 - W -
RVC WCC TCC SHC
- 72E Z 9

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Manufacturer
TELECTRO SYSTEMS CORP
CAGE: 30040
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FAQs
Frequently asked questions for NSN 5305-00-665-0374
What is the NIIN of the NSN 5305-00-665-0374?
The National Item Identification Number (NIIN) of the NSN 5305-00-665-0374 is 00-665-0374
When the NSN 5305-00-665-0374 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Sun, Jan 1, 1961
Does the NSN 5305-00-665-0374 contain any precious metals?
Does not contain precious metal
Does the NSN 5305-00-665-0374 contain any hazardous material?
No data in HMIRS

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