HL20PB-121-22
View detailed technical data, stock status, and sourcing information for: HL20PB-121-22
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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.
right-hand thread direction, 0.130 inches minimum and 0.140 inches maximum head height, 1.910 inches minimum and 1.930 inches maximum fastener length, 3a thread class, 0.373 inches minimum and 0.374 inches maximum shank diameter
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
- Fastener Length
- 1.910 inches minimum and 1.930 inches maximum
- Head Height
- 0.130 inches minimum and 0.140 inches maximum
- Shank Diameter
- 0.373 inches minimum and 0.374 inches maximum
- Shank Style
- pin-rivet, tapered, threaded
- Head Major Diameter
- 0.530 inches minimum and 0.565 inches maximum
- Tip Diameter
- 0.364 inches minimum and 0.368 inches maximum
- Lubrication
- cetyl alcohol, spec 305, hi-shear corp
- Grip Length
- 1.370 inches minimum and 1.380 inches maximum
- Nominal Thread Size
- 0.375 inches
- Shear Strength
- 21000 double pounds per square inch
- Material
- steel comp 4140 or steel comp 8740 overall
- Material Document And Classification
- mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response overall
- Surface Treatment
- chromate and cadmium overall
- Surface Treatment Document And Classification
- qq-p-416 ty 2 cl 2 fed spec single treatment response overall
- Thread Series Designator
- unjf
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 |
|---|---|
| HL20-PB-12-22 | Pin-Rivet |
| HL20PB-12-22 | Pin-Rivet |
| HL20PB-121-22 | Pin-Rivet |
FAQs
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What is the FSCG of the NSN 5320-01-377-6230?
Does the NSN 5320-01-377-6230 have a Schedule B code assigned?
Does NSN 5320-01-377-6230 require demilitarization?
Does NSN 5320-01-377-6230 contain precious materials?
Does NSN 5320-01-377-6230 contain hazardous materials?
When the NSN 5320-01-377-6230 was assigned to the Federal Catalog?
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