5305-01-284-9678

Find complete technical information, availability, and procurement data for: 5305-01-284-9678
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-284-9678

Item Name Code

16282

Assigment Date

09/03/1988 (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.

4.812 inches minimum and 5.000 inches maximum fastener length, right-hand thread direction, 2a thread class, hexagon head style, 2.750 inches minimum and 2.938 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: 2.750 inches minimum and 2.938 inches maximum
Fastener Length: 4.812 inches minimum and 5.000 inches maximum
Head Style: hexagon
Head Height: 0.749 inches minimum and 0.813 inches maximum
Width Between Flats: 1.812 inches minimum and 1.875 inches maximum
Locking Feature: patch or strip threads
Internal Drive Style: w/o internal drive
Nominal Thread Diameter: 1.250 inches
Thread Quantity Per Inch: 12
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum fastener
Material: plastic polyamide (nylon) locking feature
Material: steel fastener
Material Document And Classification: sae j429 gr 8 assn std single material response fastener
Surface Treatment: cadmium and chromate fastener
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 3 fed spec single treatment response fastener
Thread Series Designator: unf
Nondefinitive Spec/Std Data: 2 type and 10p style and 8 grade

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
B1821BH125F500L	Socket Head Cap Screw
M18240 1.250-12UNF-2A 5.000LG	Socket Head Cap Screw
MIL-F-18240,C0N F-B HEX HEAD	Socket Head Cap Screw
MIL-F-18240,CONF-B HEX HEAD	Socket Head Cap Screw
MS90727-281L	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-284-9678?

The FSCG of the NSN 5305-01-284-9678 is 5305

Does the NSN 5305-01-284-9678 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-284-9678 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 5305-01-284-9678 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-284-9678 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 5305-01-284-9678 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sat, Sep 3, 1988