5305-00-251-3952

Find complete technical information, availability, and procurement data for: 5305-00-251-3952
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-251-3952

Item Name Code

29294

Assigment Date

07/25/1969 (57 years ago)

right-hand thread direction, flat chamfer head style, 3a thread class, 0.291 inches minimum and 0.341 inches maximum thread length, 0.739 inches minimum and 0.769 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: 0.291 inches minimum and 0.341 inches maximum
Fastener Length: 0.739 inches minimum and 0.769 inches maximum
Head Style: flat chamfer
Head Diameter: 0.365 inches minimum and 0.375 inches maximum
Head Height: 0.133 inches minimum and 0.150 inches maximum
Hole Diameter: 0.064 inches nominal
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.428 inches minimum and 0.448 inches maximum
Hole Type: drilled
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 248.0 brinell standard minimum and 341.0 brinell standard maximum overall
Hole Configuration Style: round
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 overall
Material Document And Classification: ams 5737 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unjf

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
NAS1124C74	Close Tolerance Screw
NAS1124C7H	Close Tolerance Screw
NAS1124E7H	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-251-3952?

The FSCG of the NSN 5305-00-251-3952 is 5305

Does the NSN 5305-00-251-3952 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-251-3952 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 5305-00-251-3952 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-251-3952 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 5305-00-251-3952 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Jul 25, 1969