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205697A Special Cylinder Head Stud

5307-00-739-6645

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Official Item Classification

Name
Special Cylinder Head Stud
Part Number
205697A
(NSN) National Stock Number
5307-00-739-6645
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5307 Studs
(INC) Item Name Code
77777
(FIIG) Federal Item Identification Guide
A23900
Date
01/01/1963 (63 years ago)

steel sae 4140,rc26 min,rc 32 max rockwell hardness,tensile strength 150000 psi min,7.000 in. lg o/a,nut end 0.750 in. lg,thread size 3/8-24,stud end 0.750 in. lg,thread size 5/8-11,other thread 1.625 from nut end,1.000 in. lg,thread size 5/8-18,shoulder 5.375 in. lg,0.625 in. dia,stepped to 0.375 in. dia,1.625 in. lg general characteristics item description

Specs & Compatibility

General Characteristics Item Description

steel sae 4140,rc26 min,rc 32 max rockwell hardness,tensile strength 150000 psi min,7.000 in. lg o/a,nut end 0.750 in. lg,thread size 3/8-24,stud end 0.750 in. lg,thread size 5/8-11,other thread 1.625 from nut end,1.000 in. lg,thread size 5/8-18,shoulder 5.375 in. lg,0.625 in. dia,stepped to 0.375 in. dia,1.625 in. lg

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

1584106

Related Hardware Products

Part Number Description
205697A Special Cylinder Head Stud

Frequently Asked Questions

What is the FSCG of the NSN 5307-00-739-6645?
The FSCG of the NSN 5307-00-739-6645 is 5307
Does NSN 5307-00-739-6645 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 5307-00-739-6645 contain precious materials?
Precious metal content is unknown
Does NSN 5307-00-739-6645 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 5307-00-739-6645 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963