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5305-01-059-1093

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-059-1093
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
29294
(FIIG) Federal Item Identification Guide
A003B0
Date
04/06/1978 (48 years ago)

right-hand thread direction, 0.338 inches minimum and 0.388 inches maximum thread length, 0.973 inches minimum and 1.003 inches maximum fastener length, 3a thread class, pan no. 2 head style

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.338 inches minimum and 0.388 inches maximum

Fastener Length

0.973 inches minimum and 1.003 inches maximum

Head Style

pan no. 2

Head Diameter

0.360 inches minimum and 0.374 inches maximum

Head Height

0.115 inches minimum and 0.125 inches maximum

Grip Diameter

0.1890 inches minimum and 0.1895 inches maximum

Internal Drive Style

offset cruciform (torque set)

Nominal Thread Diameter

0.190 inches

Grip Length

0.615 inches minimum and 0.635 inches maximum

Thread Quantity Per Inch

32

Minimum Tensile Strength

160000 pounds per square inch

Surface Finish

32.0 microinches bearing surface of head

Surface Finish

32.0 microinches grip

Surface Finish

32.0 microinches top of head

Material

iron alloy 660 overall

Surface Treatment

passivate overall

Thread Series Designator

unjf

Specification/Standard Data

80205-nas1578 professional/industrial association standard

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0029294

Related Hardware Products

Part Number Description
NAS1578C3T10 Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-059-1093?
The FSCG of the NSN 5305-01-059-1093 is 5305
Does the NSN 5305-01-059-1093 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-059-1093 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 5305-01-059-1093 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-059-1093 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 5305-01-059-1093 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Thu, Apr 6, 1978