Machine Screw

903805-13

903805-13
(NSN) National Stock Number
5305-00-001-8204
Federal Supply Classification
5305 Screws
Item Name Code
06657
Schedule B Code
7318152000
Summary

2a thread class, right-hand thread direction, 0.352 inches minimum and 0.445 inches maximum thread length, 0.469 inches minimum and 0.500 inches maximum fastener length, flat countersunk head style, 0.200 inches minimum and 0.225 inches maximum head diameter

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - KE
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
0.352 inches minimum and 0.445 inches maximum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
0.469 inches minimum and 0.500 inches maximum
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
flat countersunk
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Diameter
0.200 inches minimum and 0.225 inches maximum
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Internal Drive Style
slot
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.
Countersink Angle
80.0 degrees minimum and 82.0 degrees maximum
Details The included angle of the countersink.
Screw Material
steel comp 303
Details The chemical compound or mechanical mixture properties of which the screw is fabricated.
Screw Material Document And Classification
qq-s-764 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.
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 U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W U
RVC WCC TCC SHC
- 713 Z 9

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • ISO9001 / AS9100 Quality Standards
  • HAZMAT Certified
  • On Time Delivery
  • Qualified sales team
  • Counterfeit Parts Prevention
  • 100% Product Inspections
Manufacturer
GENERAL DYNAMICS LAND SYSTEMS - CANADACORPORATION DIV GENERAL DYNAMICS MISSION SYSTEMS
CAGE: 05257
OTTAWA , ON , K2H 5B7
CANADA
View Products
FAQs
Frequently asked questions for NSN 5305-00-001-8204
What is the NIIN of the NSN 5305-00-001-8204?
The National Item Identification Number (NIIN) of the NSN 5305-00-001-8204 is 00-001-8204
When the NSN 5305-00-001-8204 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Wed, Oct 4, 1972
Does the NSN 5305-00-001-8204 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-001-8204 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Who we are?

We are dedicated to delivering top-tier communication solutions for aerospace, military, and marine platforms.

With years of experience in the industry, we provide specialized equipment and components, including radios, avionics, navigation systems, and instrumentation.

Contact
100 S 4th St
St. Luis, MO, 63102
United States
© 2024 Aerospace Communications, Inc. All rights reserved.
Made in USA