5305-01-193-9698

Find complete technical information, availability, and procurement data for: 5305-01-193-9698
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-193-9698

Item Name Code

06657

Assigment Date

11/08/1984 (41 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.

0.312 inches nominal thread length, right-hand thread direction, flat countersunk undercut head style, 3a thread class, 0.897 inches minimum and 0.927 inches maximum fastener 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: 0.312 inches nominal
Fastener Length: 0.897 inches minimum and 0.927 inches maximum
Head Style: flat countersunk undercut
Head Diameter: 0.531 inches nominal
Head Height: 0.057 inches minimum and 0.059 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 100.0 degrees nominal
Screw Material: steel
Screw Surface Treatment: cadmium and chromate
Screw Surface Treatment Document And Classification: qq-p-416 type 2 class 2 fed spec single treatment response
Special Features: concentric hole in head 0.1596 in. min dia,0.1675 in. max dia 0.190 in. thd dia,32 threads per in. jf class 3b,countersunk 90 degrees,0.156 in. min dia,0.187 in. max dia; 0.310 in. min length,0.507 in. length
Thread Series Designator: unjf

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
123WM10111-613	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-193-9698?

The FSCG of the NSN 5305-01-193-9698 is 5305

Does the NSN 5305-01-193-9698 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-193-9698 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 5305-01-193-9698 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-193-9698 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 5305-01-193-9698 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Thu, Nov 8, 1984