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ST5213C001-910 Machine Screw

5305-00-051-0227

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

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Machine Key
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Assembled Washer Screw
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Headless Shoulder Pin
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Headless Straight Pin

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Official Item Classification

Name
Machine Screw
Part Number
ST5213C001-910
(NSN) National Stock Number
5305-00-051-0227
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
06657
(FIIG) Federal Item Identification Guide
A500D0
Date
01/01/1961 (65 years ago)

2a thread class, 0.438 inches minimum and 0.500 inches maximum thread length, right-hand thread direction, flat countersunk head style, 0.500 inches nominal fastener length

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.438 inches minimum and 0.500 inches maximum

Fastener Length

0.500 inches nominal

Head Style

flat countersunk

Head Diameter

0.333 inches minimum and 0.385 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.190 inches

Thread Quantity Per Inch

32

Minimum Tensile Strength

80000 pounds per square inch

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Screw Material

steel comp 302 or steel comp 303 or steel comp 304

Screw Material Document And Classification

66 fed std all material responses

Screw Surface Treatment

passivate

Thread Series Designator

unf

Replacement For

Part Number Description
5305-00-468-4586 No Name Available 03/01/1998
5305-00-857-5741 No Name Available 12/01/1985
5305-00-932-1793 No Name Available 03/01/1998
5305-00-969-6699 No Name Available 03/01/1998
5305-01-097-9875 No Name Available 03/01/1984
5305-01-110-1889 No Name Available 02/01/1998
5305-01-550-7160 No Name Available 04/01/2013

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

0006657

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Frequently Asked Questions

What is the FSCG of the NSN 5305-00-051-0227?
The FSCG of the NSN 5305-00-051-0227 is 5305
Does the NSN 5305-00-051-0227 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-051-0227 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 5305-00-051-0227 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-051-0227 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 5305-00-051-0227 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961