5305-01-342-8770

Find complete technical information, availability, and procurement data for: 5305-01-342-8770
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-342-8770

Item Name Code

06657

Assigment Date

07/31/1991 (35 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

right-hand thread direction, fillister head style, 3a thread class, 0.907 inches minimum and 1.000 inches maximum thread length, 0.969 inches minimum and 1.000 inches maximum 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: 3a
Thread Direction: right-hand
Thread Length: 0.907 inches minimum and 1.000 inches maximum
Fastener Length: 0.969 inches minimum and 1.000 inches maximum
Head Style: fillister
Head Diameter: 0.265 inches minimum and 0.270 inches maximum
Head Height: 0.088 inches minimum and 0.102 inches maximum
Internal Drive Style: torque set
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Screw Material: iron alloy 660
Screw Material Document And Classification: ams5737 assn std single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Bearing Surface Of Head Surface Finish: 32.0 microinches
Thread Surface Finish: 32.0 microinches
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1101 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
NAS1101E08H16	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-342-8770?

The FSCG of the NSN 5305-01-342-8770 is 5305

Does the NSN 5305-01-342-8770 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-342-8770 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 5305-01-342-8770 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-342-8770 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 5305-01-342-8770 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Wed, Jul 31, 1991