ST3M426C7M
View detailed technical data, stock status, and sourcing information for: ST3M426C7M
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part ST3M426C7M to receive an up to date pricing and availability quote by email.
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.
3b thread class, right-hand thread direction, 0.760 inches maximum washer outside diameter, +0.4050 to 0.4091 inches thread pitch diameters, prevailing torque all metal design locking feature
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 Pitch Diameters
- +0.4050 to 0.4091 inches
- Thread Direction
- right-hand
- Locking Feature
- prevailing torque all metal design
- Washer Outside Diameter
- 0.760 inches maximum
- Counterbore Diameter
- 0.475 inches minimum and 0.484 inches maximum nut
- Lubrication
- dry film lubricant
- Overall Height
- 0.383 inches minimum and 0.403 inches maximum
- Nut Style
- plain dished
- Nut Height
- 0.326 inches minimum and 0.336 inches maximum
- Nut Counterbore Depth
- 0.067 inches minimum and 0.077 inches maximum nut
- Width Across Flats
- 0.492 inches minimum and 0.502 inches maximum
- Thread Series
- unjf
- Thread Quantity Per Inch
- 20
- Nominal Thread Size
- 0.438 inches
- Material
- iron alloy 660 overall
- Material Document And Classification
- ams5735 assn std single material response or ams5737 assn std single material response overall
- Specification/Standard Data
- 76301-st301-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 |
|---|---|
| HW49660-7 | Assembled Washe Self-Locking Nut |
| ST3M426C7M | Assembled Washe Self-Locking Nut |
| TLN10020D3-7 | Assembled Washe Self-Locking Nut |
| TLN1002CD3-7 | Assembled Washe Self-Locking Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-01-007-4878?
Does the NSN 5310-01-007-4878 have a Schedule B code assigned?
Does NSN 5310-01-007-4878 require demilitarization?
Does NSN 5310-01-007-4878 contain precious materials?
Does NSN 5310-01-007-4878 contain hazardous materials?
When the NSN 5310-01-007-4878 was assigned to the Federal Catalog?
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
You May Also Like
Browse other in-demand NSN parts sourced by professionals in defense, aerospace, and manufacturing sectors. Each component meets strict standards for quality and performance.
Pricing
Submit your request below and our team will respond quickly with up-to-date pricing, delivery estimates, and stock information:
