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5305-00-543-4916

Find complete technical information, availability, and procurement data for: 5305-00-543-4916

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5305-00-543-4916
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-543-4916
Item Name Code
29294
Assigment Date
10/02/1974 (51 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

3a thread class, 0.567 inches minimum and 0.634 inches maximum thread length, 1.139 inches minimum and 1.186 inches maximum fastener length, flat countersunk head style, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
3a
Thread Direction
right-hand
Thread Length
0.567 inches minimum and 0.634 inches maximum
Fastener Length
1.139 inches minimum and 1.186 inches maximum
Head Style
flat countersunk
Head Diameter
0.625 inches minimum and 0.635 inches maximum
Grip Diameter
0.3108 inches minimum and 0.3117 inches maximum
Single Shear Strength
7300 pounds per square inch
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.312 inches
Grip Length
0.552 inches minimum and 0.572 inches maximum
Thread Quantity Per Inch
24
Minimum Tensile Strength
16000 pounds per square inch
Hardness Rating
36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Surface Finish
32.0 microinches grip
Material
steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
Material Document And Classification
mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response overall
Surface Treatment
cadmium overall
Surface Treatment Document And Classification
qq-p-416,type 2 class 3 fed spec single treatment response overall
Thread Series Designator
unf
Specification/Standard Data
80205-nas335 professional/industrial association standard

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
NAS335CFA10-5 Close Tolerance Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-543-4916?
The FSCG of the NSN 5305-00-543-4916 is 5305
Does the NSN 5305-00-543-4916 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-543-4916 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 5305-00-543-4916 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-543-4916 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 5305-00-543-4916 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Wed, Oct 2, 1974

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