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5305-01-066-4049

Externally Relieved Body Screw

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Official Item Classification

Name
Externally Relieved Body Screw
(NSN) National Stock Number
5305-01-066-4049
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
01852
(FIIG) Federal Item Identification Guide
A003B0
Date
10/09/1978 (47 years ago)

right-hand thread direction, pan head style, 0.230 inches minimum and 0.240 inches maximum thread length, 2a thread class, 0.595 inches nominal fastener length

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.230 inches minimum and 0.240 inches maximum

Fastener Length

0.595 inches nominal

Head Style

pan

Head Diameter

0.306 inches minimum and 0.322 inches maximum

Head Height

0.105 inches minimum and 0.115 inches maximum

First Diameter From Head

0.109 inches minimum and 0.114 inches maximum

Distance From Largest Bearing Surface Of Head To End Of First Diameter

0.355 inches minimum and 0.365 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.164 inches

Thread Quantity Per Inch

32

Externally Relieved Body Diameter Quantity

1

Material

steel corrosion resisting overall

Material Document And Classification

qq-s-763 300 series fed spec single material response or 66 300 series fed std single material response or comp 16-18 or 18-8 assn std single material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35 ty 2 fed spec single treatment response overall

Thread Series Designator

unc

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0001852

Related Hardware Products

Part Number Description
29722-7 Externally Relieved Body Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-066-4049?
The FSCG of the NSN 5305-01-066-4049 is 5305
Does the NSN 5305-01-066-4049 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-066-4049 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 5305-01-066-4049 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-066-4049 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 5305-01-066-4049 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Mon, Oct 9, 1978