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5305-00-720-8729

Machine Screw

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Featured Parts

12295947
5340-01-311-8479
Lock-Release Lever
12295951
5340-01-326-3588
Access Cover
12295952
5355-01-252-7124
Control Dial
12295965
5970-01-123-3693
Plate Insulator
12295965B
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Plate Insulator
12295971-31
5970-01-566-9680
Insulation Sleeving
12295971-X
5970-01-566-9680
Insulation Sleeving
12295981
5340-01-163-1876
Access Cover

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-00-720-8729
(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
01/01/1963 (63 years ago)

right-hand thread direction, 0.562 inches nominal fastener length, 0.500 inches minimum and 0.562 inches maximum thread length, 2a thread class, flat countersunk head style

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.500 inches minimum and 0.562 inches maximum

Fastener Length

0.562 inches nominal

Head Style

flat countersunk

Head Diameter

0.300 inches minimum and 0.332 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.164 inches

Thread Quantity Per Inch

32

Countersink Angle

80.0 degrees minimum and 82.0 degrees maximum

Screw Material

steel comp 303 or steel comp 303se or steel comp 430 or steel comp 302

Screw Material Document And Classification

mil-s-7720 mil spec 1st material response or mil-s-18732 mil spec 2nd material response or qq-s-763 fed spec 3rd material response or mil-s-7720 mil spec 4th material response

Screw Surface Treatment

passivate

Thread Series Designator

unc

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

0006657

Related Hardware Products

Part Number Description
AN505C8R9 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-720-8729?
The FSCG of the NSN 5305-00-720-8729 is 5305
Does the NSN 5305-00-720-8729 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-720-8729 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 5305-00-720-8729 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-720-8729 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 5305-00-720-8729 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963