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C7984-3-12 Close Tolerance Screw

5305-01-205-9166

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Official Item Classification

Name
Close Tolerance Screw
Part Number
C7984-3-12
(NSN) National Stock Number
5305-01-205-9166
(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
04/12/1985 (41 years ago)

3a thread class, 0.298 inches minimum and 0.348 inches maximum thread length, flat countersunk head style, 1.058 inches minimum and 1.088 inches maximum fastener length, right-hand thread direction

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.298 inches minimum and 0.348 inches maximum

Fastener Length

1.058 inches minimum and 1.088 inches maximum

Head Style

flat countersunk

Head Diameter

0.325 inches minimum and 0.385 inches maximum

Grip Diameter

0.1885 inches minimum and 0.1895 inches maximum

Single Shear Strength

132000 pounds per square inch

Internal Drive Style

offset cruciform (torque set)

Nominal Thread Diameter

0.190 inches

Grip Length

0.740 inches minimum and 0.760 inches maximum

Thread Quantity Per Inch

32

Minimum Tensile Strength

220000 pounds per square inch

Hardness Rating

46.0 rockwell c minimum and 49.0 rockwell c maximum overall

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Material

steel comp h11 overall

Material Document And Classification

ams 6487 assn std single material response overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416 ty 2 fed spec single treatment response overall

Thread Series Designator

unjf

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.

Pseudo Item Name Code

0029294

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Frequently Asked Questions

What is the FSCG of the NSN 5305-01-205-9166?
The FSCG of the NSN 5305-01-205-9166 is 5305
Does the NSN 5305-01-205-9166 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-205-9166 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 5305-01-205-9166 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-205-9166 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 5305-01-205-9166 was assigned to the Federal Catalog?
It was assigned 41 years ago, on Fri, Apr 12, 1985