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5305-01-219-4124

Find complete technical information, availability, and procurement data for: 5305-01-219-4124

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5305-01-219-4124
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-219-4124
Item Name Code
01852
Assigment Date
10/26/1985 (40 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, flat chamfer head style, right-hand thread direction, 3a thread class, 0.222 inches nominal 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
3a
Thread Direction
right-hand
Thread Length
0.222 inches nominal
Fastener Length
0.500 inches nominal
Head Style
flat chamfer
Head Diameter
0.222 inches nominal
Head Height
0.136 inches nominal
First Diameter From Head
0.082 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.278 inches nominal
Internal Drive Style
hexagon
Nominal Thread Diameter
0.138 inches
Width Across Flats
0.110 inches nominal
Thread Quantity Per Inch
32
Minimum Tensile Strength
80000 pounds per square inch
Hardness Rating
80.0 rockwell b minimum overall
Minimum Yield Strength
30000 pounds per square inch
Externally Relieved Body Diameter Quantity
1
Chamfer Angle
37.5 degrees nominal
Material
steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 overall
Material Document And Classification
n0.66 fed std all material responses overall
Surface Treatment
passivate and oxide overall
Surface Treatment Document And Classification
qq-p-35 fed spec 1st treatment response and mil-c-13924,class 4 mil spec 2nd treatment response 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
9332878 Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-219-4124?
The FSCG of the NSN 5305-01-219-4124 is 5305
Does the NSN 5305-01-219-4124 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-219-4124 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 5305-01-219-4124 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-219-4124 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 5305-01-219-4124 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Sat, Oct 26, 1985

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