G18421L1-5
View detailed technical data, stock status, and sourcing information for: G18421L1-5
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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.
0.317 inches minimum and 0.329 inches maximum nut counterbore diameter, prevailing torque all metal design locking feature, 3b thread class, dry film lubricant lubrication, 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
- Counterbore Diameter
- 0.317 inches minimum and 0.329 inches maximum nut
- Lubrication
- dry film lubricant
- Nut Style
- gang channel, self locking
- Base Width
- 0.475 inches minimum and 0.485 inches maximum
- Nut Length
- 0.722 inches minimum and 0.732 inches maximum
- Base Thickness
- 0.050 inches minimum and 0.064 inches maximum
- Nut Height
- 0.287 inches maximum
- Nut Counterbore Depth
- 0.036 inches minimum nut
- Thread Series
- unjf
- Thread Quantity Per Inch
- 24
- Nominal Thread Size
- 0.312 inches
- Special Features
- dyed blue fed std 595 no. 15526
- Material
- iron alloy 660 overall
- Material Document And Classification
- ams 5525 assn std single material response or ams 5735 assn std single material response overall
- Specification/Standard Data
- 76301-st3-445 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 |
|---|---|
| 10121953 | Gang Channel Self-Locking Nut |
| 8CN445C5-1 | Gang Channel Self-Locking Nut |
| BCN445C5-1 | Gang Channel Self-Locking Nut |
| F49249E5-1XN | Gang Channel Self-Locking Nut |
| G18421L1-5 | Gang Channel Self-Locking Nut |
| NS103966S-054-1 | Gang Channel Self-Locking Nut |
| ST3M445C5M1 | Gang Channel Self-Locking Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-01-011-4054?
Does the NSN 5310-01-011-4054 have a Schedule B code assigned?
Does NSN 5310-01-011-4054 require demilitarization?
Does NSN 5310-01-011-4054 contain precious materials?
Does NSN 5310-01-011-4054 contain hazardous materials?
When the NSN 5310-01-011-4054 was assigned to the Federal Catalog?
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- AS9120 Quality Standards
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