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5305-00-449-2563

Find complete technical information, availability, and procurement data for: 5305-00-449-2563

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5305-00-449-2563
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-449-2563
Item Name Code
06657
Assigment Date
05/15/1970 (56 years ago)

2a thread class, 1.188 inches minimum and 1.250 inches maximum fastener length, 1.043 inches minimum and 1.167 inches maximum thread length, flat countersunk head style, right-hand thread direction

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
1.043 inches minimum and 1.167 inches maximum
Fastener Length
1.188 inches minimum and 1.250 inches maximum
Head Style
flat countersunk
Head Diameter
0.244 inches minimum and 0.279 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.138 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
80000 pounds per square inch
Countersink Angle
80.0 degrees minimum and 82.0 degrees maximum
Screw Material
steel corrosion resisting
Screw Material Document And Classification
fed std no. 66 fed std 1st material response or 16-18 assn std 2nd material response
Screw Surface Treatment
oxide
Screw Surface Treatment Document And Classification
mil-c-13924 cl 1 mil spec 1st treatment response or f-33 cl 2 fscm 96214 mfr ref 2nd treatment response
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
418331-35 Machine Screw
MS51959-35B Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-449-2563?
The FSCG of the NSN 5305-00-449-2563 is 5305
Does the NSN 5305-00-449-2563 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-449-2563 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 5305-00-449-2563 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-449-2563 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 5305-00-449-2563 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Fri, May 15, 1970

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