5305-01-063-3776

Find complete technical information, availability, and procurement data for: 5305-01-063-3776
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-063-3776

Item Name Code

16282

Assigment Date

08/04/1978 (47 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.

1.313 inches minimum and 1.375 inches maximum fastener length, 1.251 inches minimum and 1.375 inches maximum thread length, pan head style, 2a thread class, right-hand thread direction

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: 1.251 inches minimum and 1.375 inches maximum
Fastener Length: 1.313 inches minimum and 1.375 inches maximum
Head Style: pan
Head Diameter: 0.306 inches minimum and 0.322 inches maximum
Head Height: 0.105 inches minimum and 0.115 inches maximum
Locking Feature: patch threads
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches threads
Material: plastic polyamide (nylon) locking feature
Material: steel comp 4140 or steel comp 4340 or steel comp 8740 fastener
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-8844 mil spec 2nd material response or ams6414 assn std 2nd material response or mil-s-6049 mil spec 3rd material response fastener
Surface Treatment: cadmium and chromate fastener
Surface Treatment Document And Classification: qq-p-416 ty2 cl2 fed spec single treatment response fastener
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1190 professional/industrial association standard

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
NAS1190-08P22B	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-063-3776?

The FSCG of the NSN 5305-01-063-3776 is 5305

Does the NSN 5305-01-063-3776 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-063-3776 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 5305-01-063-3776 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-063-3776 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 5305-01-063-3776 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Fri, Aug 4, 1978