5306-00-298-4814
Find complete technical information, availability, and procurement data for: 5306-00-298-4814
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Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-298-4814
Item Name Code
06666
Assigment Date
01/01/1963 (63 years ago)
3a thread class, right-hand thread direction, 0.639 inches minimum and 0.649 inches maximum head diameter, 0.662 inches minimum and 0.712 inches maximum thread length, 2.109 inches minimum and 2.139 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
- 0.662 inches minimum and 0.712 inches maximum
- Fastener Length
- 2.109 inches minimum and 2.139 inches maximum
- Head Diameter
- 0.639 inches minimum and 0.649 inches maximum
- Head Height
- 0.375 inches nominal
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.375 inches
- Width Across Flats
- 0.313 inches minimum and 0.315 inches maximum
- Thread Quantity Per Inch
- 24
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 34.0 rockwell c minimum and 40.0 rockwell c maximum overall
- 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,ty 2,cl 2 fed spec single treatment response overall
- 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 |
|---|---|
| MS20006-23 | Internal Wrenching Bolt |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5306-00-298-4814?
The FSCG of the NSN 5306-00-298-4814 is 5306
Does the NSN 5306-00-298-4814 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-298-4814 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 5306-00-298-4814 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-00-298-4814 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 5306-00-298-4814 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963
Professional Distribution
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 294 |
| New Material | 1,096 |
| As Removed | 3 |
| Overhauled | 2 |
| Total | 1,395 |
Availability of this item was last updated on:
04/15/2026 06:04 AM EDT.
Stock levels and pricing are subject to change.