ST3M426C5M
View detailed technical data, stock status, and sourcing information for: ST3M426C5M
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Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-279-4425
Item Name Code
29729
Assigment Date
08/08/1973 (53 years ago)
0.342 inches minimum and 0.352 inches maximum nut counterbore diameter, 0.560 inches maximum washer outside diameter, 3b thread class, prevailing torque all metal design locking feature, 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
- 3b
- Thread Direction
- right-hand
- Locking Feature
- prevailing torque all metal design
- Washer Outside Diameter
- 0.560 inches maximum
- Counterbore Diameter
- 0.342 inches minimum and 0.352 inches maximum nut
- Lubrication
- dry film lubricant
- Overall Height
- 0.316 inches minimum and 0.336 inches maximum
- Nut Style
- double hexagon
- Washer Thickness
- 0.067 inches minimum and 0.077 inches maximum
- Nut Counterbore Depth
- 0.067 inches minimum and 0.077 inches maximum nut
- Width Across Flats
- 0.367 inches minimum and 0.376 inches maximum
- Thread Series
- unjf
- Thread Quantity Per Inch
- 24
- Nominal Thread Size
- 0.312 inches
- Material
- steel corrosion resisting or iron alloy 660 nut
- Material
- steel corrosion resisting or iron alloy 660 washer
- Material Document And Classification
- ams 5525 assn std all material responses washer
- Specification/Standard Data
- 76301-st3-426 manufacturers 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 |
|---|---|
| 10121249 | Extended Washer Self-Locking Nut |
| HW49660-5 | Extended Washer Self-Locking Nut |
| ST3M426C5M | Extended Washer Self-Locking Nut |
| TLD 1002CD 3-5N | Extended Washer Self-Locking Nut |
| TLN1002CD3-5 | Extended Washer Self-Locking Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-00-279-4425?
The FSCG of the NSN 5310-00-279-4425 is 5310
Does the NSN 5310-00-279-4425 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-279-4425 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 5310-00-279-4425 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-279-4425 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 5310-00-279-4425 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Wed, Aug 8, 1973
Professional Distribution
Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.
- ITAR Registered
- DDTC Registered
- HAZMAT Certified
- AS9120 Quality Standards
- 100% Quality Inspections
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