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5306-00-321-1344

Find complete technical information, availability, and procurement data for: 5306-00-321-1344

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5306-00-321-1344
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-321-1344
Item Name Code
06676
Assigment Date
11/18/1973 (52 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.

0.547 inches minimum and 0.597 inches maximum thread length, right-hand thread direction, 3a thread class, hexagon head style, 2.432 inches minimum and 2.462 inches maximum fastener length

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
0.547 inches minimum and 0.597 inches maximum
Fastener Length
2.432 inches minimum and 2.462 inches maximum
Head Style
hexagon
Head Height
0.375 inches minimum and 0.390 inches maximum
Width Between Flats
1.052 inches minimum and 1.064 inches maximum
Shank Unthreaded Hole Diameter
0.141 inches minimum and 0.151 inches maximum first hole
Concentric Hole Diameter
0.437 inches minimum and 0.444 inches maximum
Nominal Thread Diameter
0.750 inches
Thread Quantity Per Inch
16
Minimum Tensile Strength
160000 pounds per square inch
Distance From Head Largest Bearing Surface To Shank Hole Center
2.294 inches minimum and 2.344 inches maximum 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
phosphate grip
Surface Treatment Document And Classification
lc+77-1082,ty 1,cl 2,36659 mfr ref single treatment response grip
Style Designator
concentric hole unthreaded
Thread Series Designator
unf

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
1292087-103 Internally Relieved Body Bolt
1292087-107 Internally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-321-1344?
The FSCG of the NSN 5306-00-321-1344 is 5306
Does the NSN 5306-00-321-1344 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-321-1344 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 5306-00-321-1344 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-321-1344 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 5306-00-321-1344 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sun, Nov 18, 1973

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