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5305-00-962-5170

Find complete technical information, availability, and procurement data for: 5305-00-962-5170

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5305-00-962-5170
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-962-5170
Item Name Code
29294
Assigment Date
06/01/1966 (60 years ago)

A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes:felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes:cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.

flat countersunk head style, 0.276 inches minimum thread length, right-hand thread direction, 1.323 inches minimum and 1.353 inches maximum fastener length, 3a thread class

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
0.276 inches minimum
Fastener Length
1.323 inches minimum and 1.353 inches maximum
Head Style
flat countersunk
Head Diameter
0.328 inches minimum and 0.385 inches maximum
Grip Diameter
0.1885 inches minimum and 0.1895 inches maximum
Shank Unthreaded Hole Diameter
0.070 inches nominal first hole
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.190 inches
Grip Length
1.062 inches nominal
Thread Quantity Per Inch
32
Minimum Tensile Strength
160000 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
Distance From Head Largest Bearing Surface To Shank Hole Center
1.221 inches nominal first hole
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 and chromate 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-nas1203 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
NAS1203-17D Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-962-5170?
The FSCG of the NSN 5305-00-962-5170 is 5305
Does the NSN 5305-00-962-5170 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-962-5170 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 5305-00-962-5170 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-962-5170 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 5305-00-962-5170 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Wed, Jun 1, 1966

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