173-73

View detailed technical data, stock status, and sourcing information for: 173-73
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part 173-73 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-294-8700

Item Name Code

06657

Assigment Date

02/23/1989 (37 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

pan head style, 2a thread class, 0.250 inches nominal fastener length, right-hand thread direction, 0.188 inches minimum and 0.250 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: 0.188 inches minimum and 0.250 inches maximum
Fastener Length: 0.250 inches nominal
Head Style: pan
Head Diameter: 0.306 inches minimum and 0.322 inches maximum
Head Height: 0.085 inches minimum and 0.096 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 60000 pounds per square inch
Screw Material: steel
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
173-73	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-294-8700?

The FSCG of the NSN 5305-01-294-8700 is 5305

Does the NSN 5305-01-294-8700 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-294-8700 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 5305-01-294-8700 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-294-8700 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 5305-01-294-8700 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Thu, Feb 23, 1989