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5305-00-447-3787

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-00-447-3787
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
29294
(FIIG) Federal Item Identification Guide
A003B0
Date
05/26/1974 (52 years ago)

flat countersunk head style, 0.506 inches minimum and 0.556 inches maximum thread length, right-hand thread direction, 1.204 inches minimum and 1.234 inches maximum fastener length, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.506 inches minimum and 0.556 inches maximum

Fastener Length

1.204 inches minimum and 1.234 inches maximum

Head Style

flat countersunk

Head Diameter

0.429 inches minimum and 0.477 inches maximum

Grip Diameter

0.3115 inches minimum and 0.3120 inches maximum

Internal Drive Style

high-torque

Nominal Thread Diameter

0.312 inches

Grip Length

0.678 inches minimum and 0.698 inches maximum

Thread Quantity Per Inch

24

Minimum Tensile Strength

125000 pounds per square inch

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Material

steel corrosion resisting overall

Surface Treatment

passivate overall

Thread Series Designator

unjf

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0029294

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Frequently Asked Questions

What is the FSCG of the NSN 5305-00-447-3787?
The FSCG of the NSN 5305-00-447-3787 is 5305
Does the NSN 5305-00-447-3787 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-447-3787 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 5305-00-447-3787 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-447-3787 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 5305-00-447-3787 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sun, May 26, 1974