429997PC2

View detailed technical data, stock status, and sourcing information for: 429997PC2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-273-5591

Item Name Code

16282

Assigment Date

01/01/1963 (63 years ago)

3a thread class, right-hand thread direction, 0.541 inches minimum thread length, flat chamfer head style, 0.625 inches nominal 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: 0.541 inches minimum
Fastener Length: 0.625 inches nominal
Head Style: flat chamfer
Head Diameter: 0.365 inches minimum and 0.375 inches maximum
Head Height: 0.244 inches minimum and 0.250 inches maximum
Hole Diameter: 0.044 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.188 inches minimum and 0.190 inches maximum
Hole Quantity: 6
Hole Type: drilled
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Minimum Yield Strength: 130000 pounds per square inch
Hole Configuration Style: round internal hexagon
Material: steel overall
Material Document And Classification: 66 fed std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 3 fed spec single treatment response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-131-7797	No Name Available	09/01/1982
5305-00-207-1756	No Name Available	10/01/1983
5305-00-273-6481	No Name Available	09/01/2023
5305-00-545-5247	No Name Available	07/01/1983
5305-00-839-4510	No Name Available	12/06/1967
5305-01-344-5528	No Name Available	06/01/1995

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
12Z1196-33	Socket Head Cap Screw
429997PC2	Socket Head Cap Screw
441161PC12	Socket Head Cap Screw
479118PC4	Socket Head Cap Screw
604630PC7	Socket Head Cap Screw
650269PC4	Socket Head Cap Screw
734908PC172	Socket Head Cap Screw
890377-3	Socket Head Cap Screw
M534A9-24	Socket Head Cap Screw
MS24677-34	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-273-5591?

The FSCG of the NSN 5305-00-273-5591 is 5305

Does the NSN 5305-00-273-5591 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-273-5591 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 5305-00-273-5591 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-273-5591 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 5305-00-273-5591 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963