5305-01-053-3957

Find complete technical information, availability, and procurement data for: 5305-01-053-3957
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-053-3957

Item Name Code

06657

Assigment Date

01/05/1978 (48 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

2a thread class, fillister head style, 0.188 inches minimum thread length, right-hand thread direction, 0.188 inches nominal 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: 2a
Thread Direction: right-hand
Thread Length: 0.188 inches minimum
Fastener Length: 0.188 inches nominal
Head Style: fillister
Head Diameter: 0.190 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Screw Material: steel corrosion resisting
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35,type 1 2,3 or 4 fed spec single treatment response
Thread Series Designator: unf

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
917AS273	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-053-3957?

The FSCG of the NSN 5305-01-053-3957 is 5305

Does the NSN 5305-01-053-3957 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-053-3957 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 5305-01-053-3957 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-053-3957 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 5305-01-053-3957 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Thu, Jan 5, 1978