5305-00-127-7978

Find complete technical information, availability, and procurement data for: 5305-00-127-7978
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5305-00-127-7978 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-127-7978

Item Name Code

16282

Assigment Date

12/13/1968 (57 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.

flat countersunk head style, 0.296 inches minimum and 0.328 inches maximum fastener length, right-hand thread direction, 3a thread class, 0.181 inches minimum 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: 3a
Thread Direction: right-hand
Thread Length: 0.181 inches minimum
Fastener Length: 0.296 inches minimum and 0.328 inches maximum
Head Style: flat countersunk
Head Diameter: 0.193 inches minimum and 0.226 inches maximum
Spline Minor Diameter: 0.064 inches maximum
Spline Major Diameter: 0.073 inches minimum and 0.074 inches maximum
Internal Drive Style: six spline
Nominal Thread Diameter: 0.099 inches
Thread Quantity Per Inch: 48
Countersink Angle: 80.0 degrees minimum and 84.0 degrees maximum
Material: steel comp 303 or steel comp 303se overall
Material Document And Classification: astm a582 assn std single material response overall
Thread Series Designator: unc

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
92511030500	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-127-7978?

The FSCG of the NSN 5305-00-127-7978 is 5305

Does the NSN 5305-00-127-7978 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-127-7978 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 5305-00-127-7978 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-127-7978 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 5305-00-127-7978 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Dec 13, 1968