5305-01-280-1916

Find complete technical information, availability, and procurement data for: 5305-01-280-1916
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-280-1916

Item Name Code

29294

Assigment Date

06/03/1988 (38 years ago)

0.403 inches nominal thread length, 3a thread class, right-hand thread direction, flat countersunk head style, 1.529 inches nominal 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: 0.403 inches nominal
Fastener Length: 1.529 inches nominal
Head Style: flat countersunk
Head Diameter: 0.399 inches nominal
Grip Diameter: 0.248 inches minimum and 0.249 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.250 inches
Grip Length: 1.063 inches nominal
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 220000 pounds per square inch
Hardness Rating: 46.0 rockwell c minimum and 50.0 rockwell c maximum overall
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: steel comp h11 overall
Surface Treatment: cadmium overall
Thread Series Designator: unjf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-293-7048	No Name Available	08/01/1994

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
121556-4-A17P	Close Tolerance Screw
121558-4-A17P	Close Tolerance Screw
AIC985-4-17P	Close Tolerance Screw
C7985-4-17	Close Tolerance Screw
H185-4-17	Close Tolerance Screw
PBF1166-4-17	Close Tolerance Screw
SF117-4-17	Close Tolerance Screw
VT1694F4-17	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-280-1916?

The FSCG of the NSN 5305-01-280-1916 is 5305

Does the NSN 5305-01-280-1916 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-280-1916 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 5305-01-280-1916 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-280-1916 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 5305-01-280-1916 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Jun 3, 1988