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5305-00-638-0835

Find complete technical information, availability, and procurement data for: 5305-00-638-0835

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5305-00-638-0835
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-638-0835
Item Name Code
06660
Assigment Date
01/01/1963 (63 years ago)

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.

0.500 inches nominal fastener length, right-hand thread direction, 2a thread class, binding head style, 0.465 inches maximum thread length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
2a
Thread Direction
right-hand
Thread Length
0.465 inches maximum
Fastener Length
0.500 inches nominal
Head Style
binding
Head Diameter
0.256 inches minimum and 0.285 inches maximum
Head Height
0.086 inches minimum and 0.099 inches maximum
Washer Quantity
1
Internal Drive Style
recessed type i
Nominal Thread Diameter
0.138 inches
Thread Quantity Per Inch
32
Primary Washer Outside Diameter
0.255 inches minimum and 0.275 inches maximum
Primary Washer Style
flat external teeth
Primary Washer Material Thickness
0.035 inches nominal
Part Name Assigned By Controlling Agency
navy special project
Material
steel comp 430 overall
Material Document And Classification
aisi assn std single material response overall
Surface Treatment
passivate overall
Thread Series Designator
unc

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
346-6018-00 Assembled Washer Screw
346-6018-000 Assembled Washer Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-638-0835?
The FSCG of the NSN 5305-00-638-0835 is 5305
Does the NSN 5305-00-638-0835 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-638-0835 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-00-638-0835 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-638-0835 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-00-638-0835 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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