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5305-01-044-2247

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-044-2247
(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
07/09/1977 (49 years ago)

0.505 inches minimum and 0.572 inches maximum thread length, flat countersunk undercut head style, 1.078 inches minimum and 1.125 inches maximum fastener length, 3a thread class, right-hand thread direction

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.505 inches minimum and 0.572 inches maximum

Fastener Length

1.078 inches minimum and 1.125 inches maximum

Head Style

flat countersunk undercut

Head Diameter

0.629 inches minimum and 0.633 inches maximum

Head Height

0.088 inches minimum and 0.090 inches maximum

Grip Diameter

0.3115 inches minimum and 0.3120 inches maximum

Internal Drive Style

high-torque

End Item Identification

aircraft, hornet f/a-18

Nominal Thread Diameter

0.312 inches

Grip Length

0.552 inches minimum and 0.572 inches maximum

Thread Quantity Per Inch

24

Countersink Angle

100.0 degrees nominal

Surface Finish

32.0 microinches grip

Surface Finish

32.0 microinches threads

Material

steel overall

Surface Treatment

passivate overall

Thread Series Designator

unjf

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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

Related Hardware Products

Part Number Description
HT4020-5-9 Close Tolerance Screw
ST3M652C5-9D Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-044-2247?
The FSCG of the NSN 5305-01-044-2247 is 5305
Does the NSN 5305-01-044-2247 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-044-2247 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 5305-01-044-2247 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-044-2247 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 5305-01-044-2247 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Sat, Jul 9, 1977