5305-01-285-9974

Find complete technical information, availability, and procurement data for: 5305-01-285-9974
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-285-9974

Item Name Code

16282

Assigment Date

09/24/1988 (37 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.

0.208 inches minimum and 0.258 inches maximum thread length, 3a thread class, flat countersunk head style, 0.280 inches minimum and 0.310 inches maximum fastener length, 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: 3a
Thread Direction: right-hand
Thread Length: 0.208 inches minimum and 0.258 inches maximum
Fastener Length: 0.280 inches minimum and 0.310 inches maximum
Head Style: flat countersunk
Head Diameter: 0.194 inches minimum and 0.225 inches maximum
Locking Feature: patch threads
Internal Drive Style: torque-set ribbed
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: iron alloy 660 fastener
Material: plastic polyamide (nylon) locking feature
Material Document And Classification: ams5731 assn std single material response or ams5732 assn std single material response or ams5737 assn std single material response fastener
Surface Treatment: passivate fastener
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response fastener
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1221 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
NAS1221R04E1L	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-285-9974?

The FSCG of the NSN 5305-01-285-9974 is 5305

Does the NSN 5305-01-285-9974 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-285-9974 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 5305-01-285-9974 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-285-9974 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 5305-01-285-9974 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sat, Sep 24, 1988