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16W351-7 Stepped Stud

5307-01-045-1680

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Official Item Classification

Name
Stepped Stud
Part Number
16W351-7
(NSN) National Stock Number
5307-01-045-1680
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5307 Studs
(INC) Item Name Code
15949
(FIIG) Federal Item Identification Guide
A051A0
Date
07/28/1977 (49 years ago)

3a nut thread thread class, right-hand stud thread thread direction, 0.311 inches minimum and 0.312 inches maximum shank diameter, 3a stud thread thread class, right-hand nut thread thread direction

Specs & Compatibility

Thread Class

3a nut thread

Thread Class

3a stud thread

Thread Direction

right-hand nut thread

Thread Direction

right-hand stud thread

Shank Diameter

0.311 inches minimum and 0.312 inches maximum

Overall Length

1.287 inches nominal

Shank Length Excluding Wrenching Portion

0.454 inches minimum and 0.494 inches maximum

Thread Quantity Per Inch

24 stud thread

Nominal Thread Size

0.312 inches stud thread

Material

steel

Style Designator

stepped

Thread Series Designator

unjf stud thread

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

0015949

Related Hardware Products

Part Number Description
16W351-7 Stepped Stud

Frequently Asked Questions

What is the FSCG of the NSN 5307-01-045-1680?
The FSCG of the NSN 5307-01-045-1680 is 5307
Does the NSN 5307-01-045-1680 have a Schedule B code assigned?
Yes, the Schedule B code is 7318155000
Does NSN 5307-01-045-1680 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 5307-01-045-1680 contain precious materials?
Precious metal content is unknown
Does NSN 5307-01-045-1680 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 5307-01-045-1680 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Thu, Jul 28, 1977