Machine Screw

P838

P838
(NSN) National Stock Number
5305-00-013-1835
Federal Supply Classification
5305 Screws
Item Name Code
06657
Schedule B Code
-
Summary

2a thread class, right-hand thread direction, 0.325 inches minimum and 0.375 inches maximum thread length, 0.375 inches nominal fastener length, fillister head style, 0.166 inches minimum and 0.183 inches maximum head diameter

DAC HCC DMIL RNCC
X - - 5
RNVC SADC MSDS RNAAC
1 - - 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.
Thread Length
0.325 inches minimum and 0.375 inches maximum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
0.375 inches nominal
Details 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.
Head Style
fillister
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Diameter
0.166 inches minimum and 0.183 inches maximum
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Head Height
0.069 inches minimum and 0.079 inches maximum
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
0.112 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
40
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Screw Material Document And Classification
sae assn std all material responses
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
cadmium or zinc
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.
Screw Surface Treatment Document And Classification
qq-p-416,ty 1,cl 3 fed spec 1st treatment response or qq-z-325,ty 1,cl 3 fed spec 2nd treatment response
Details The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material of the screw.
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.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
980835 F0302 6 - 5 2 - ZF
980835 F6137 4 - 5 2 - ZF
20506-63 64547 5 - 5 1 - ZZ
20506-63 83298 5 - 5 9 - 9Z
P838 80212 X - 5 1 - XX
AN500-4-6 63020 5 - 5 2 - 9Z
131835 21450 X - 2 2 - XX
FFS92 81348 6 - 4 1 - KZ
131835 24617 X - 5 1 - XX
20506-63 19315 5 - 5 9 - 9Z
42-375C2A22 94033 5 - 5 2 - ZF
L40A75 58588 X - 5 1 - XX
AN500-4-6 81352 X - 5 1 - XX
AN500-4-6 88044 X - 5 1 - XX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W U
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
FMC CORP
CAGE: 22888
CHICAGO , IL , 60601-6401
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-013-1835
What is the NIIN of the NSN 5305-00-013-1835?
The National Item Identification Number (NIIN) of the NSN 5305-00-013-1835 is 00-013-1835
When the NSN 5305-00-013-1835 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5305-00-013-1835 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-013-1835 contain any hazardous material?
No data in HMIRS

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