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5305-01-148-2644

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-01-148-2644
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
16282
(FIIG) Federal Item Identification Guide
A003B0
Date
03/03/1983 (43 years ago)

right-hand thread direction, flat chamfer head style, 0.420 inches minimum and 0.500 inches maximum thread length, 0.470 inches minimum and 0.500 inches maximum fastener length, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.420 inches minimum and 0.500 inches maximum

Fastener Length

0.470 inches minimum and 0.500 inches maximum

Head Style

flat chamfer

Head Diameter

0.218 inches minimum and 0.226 inches maximum

Head Height

0.134 inches minimum and 0.138 inches maximum

Internal Drive Style

hexagon

Nominal Thread Diameter

0.138 inches

Width Across Flats

0.109 inches minimum and 0.111 inches maximum

Thread Quantity Per Inch

40

Minimum Tensile Strength

180000 pounds per square inch

Hardness Rating

38.0 rockwell c minimum and 45.0 rockwell c maximum overall

Minimum Yield Strength

155000 pounds per square inch

Material

steel overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416,ty 2,cl 2 fed spec single treatment response overall

Thread Series Designator

unrf

Specification/Standard Data

80205-nas1351 professional/industrial association standard

Replacement For

Part Number Description
5305-00-983-6650 No Name Available 02/01/2008

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

0016282

Related Hardware Products

Part Number Description
5305009836650 Socket Head Cap Screw
MS16998-11 Socket Head Cap Screw
NAS1351-06-8P Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-148-2644?
The FSCG of the NSN 5305-01-148-2644 is 5305
Does the NSN 5305-01-148-2644 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-148-2644 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 5305-01-148-2644 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-148-2644 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 5305-01-148-2644 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Thu, Mar 3, 1983