5305-01-217-5171

Find complete technical information, availability, and procurement data for: 5305-01-217-5171
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-217-5171

Item Name Code

22846

Assigment Date

09/28/1985 (40 years ago)

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

3a thread class, flat countersunk undercut head style, right-hand thread direction, 1.077 inches minimum and 1.124 inches maximum fastener length, 0.505 inches minimum and 0.572 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: 3a
Thread Direction: right-hand
Thread Length: 0.505 inches minimum and 0.572 inches maximum
Fastener Length: 1.077 inches minimum and 1.124 inches maximum
Head Style: flat countersunk undercut
Head Diameter: 0.575 inches minimum and 0.633 inches maximum
Head Height: 0.0819 inches minimum and 0.0839 inches maximum
Shoulder Diameter: 0.3721 inches minimum and 0.3276 inches maximum first shoulder
Shoulder Length: 0.4701 inches minimum and 0.4881 inches maximum first shoulder
Single Shear Strength: 95000 pounds per square inch
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 24
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Shoulder Shape: round first shoulder
Special Features: cetyle alcohol lube; furnish with one o ring
Material: titanium alloy uns r56400 overall
Material Document And Classification: ams 4928 assn std single material response or ams 4967 assn std single material response overall
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
HT4059V5-9AS	Shoulder Screw
ST3M850V5-9AS	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-217-5171?

The FSCG of the NSN 5305-01-217-5171 is 5305

Does the NSN 5305-01-217-5171 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5305-01-217-5171 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 5305-01-217-5171 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-217-5171 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 5305-01-217-5171 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Sat, Sep 28, 1985