5305007262552

View detailed technical data, stock status, and sourcing information for: 5305007262552
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-726-2552

Item Name Code

18257

Assigment Date

01/01/1961 (65 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

2.250 inches nominal fastener length, 1.500 inches minimum and 1.688 inches maximum thread length, 2a thread class, hexagon 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: 1.500 inches minimum and 1.688 inches maximum
Fastener Length: 2.250 inches nominal
Head Style: hexagon
Head Height: 0.378 inches minimum and 0.403 inches maximum
Width Between Flats: 0.922 inches minimum and 0.938 inches maximum
End Item Identification: mrap rg-33
Nominal Thread Diameter: 0.625 inches
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Minimum Yield Strength: 120000 pounds per square inch
Material: steel overall
Material Document And Classification: sae gr 8 assn 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: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-012-4250	No Name Available	02/01/1983
5305-00-021-5921	Hexagon Head Cap Screw	07/01/2025
5305-00-021-6506	No Name Available	06/01/1980
5305-00-022-3739	No Name Available	02/01/1980
5305-00-022-3812	No Name Available	02/01/1980
5305-00-042-8733	No Name Available	10/28/1998
5305-00-057-1081	No Name Available	06/01/1980
5305-00-297-0704	No Name Available	10/01/1982
5305-00-851-4561	No Name Available	01/02/1969
5305-01-156-5444	No Name Available	07/01/1986

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
10469643	Hexagon Head Cap Screw
1AX 97	Hexagon Head Cap Screw
223812	Hexagon Head Cap Screw
25089580	Hexagon Head Cap Screw
5305007262552	Hexagon Head Cap Screw
B1821BH063F225N	Hexagon Head Cap Screw
G223812	Hexagon Head Cap Screw
K-500-CH-1398	Hexagon Head Cap Screw
MS90727-165	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-726-2552?

The FSCG of the NSN 5305-00-726-2552 is 5305

Does the NSN 5305-00-726-2552 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 5305-00-726-2552 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 5305-00-726-2552 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-726-2552 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 5305-00-726-2552 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961