CVC155-3A3
View detailed technical data, stock status, and sourcing information for: CVC155-3A3
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An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
0.515 inches minimum and 0.562 inches maximum fastener length, flat countersunk head style, right-hand thread direction, 3a thread class, 0.311 inches minimum and 0.390 inches maximum thread 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
- 0.311 inches minimum and 0.390 inches maximum
- Fastener Length
- 0.515 inches minimum and 0.562 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.376 inches minimum and 0.385 inches maximum
- Grip Diameter
- 0.1889 inches minimum and 0.1894 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.190 inches
- Grip Length
- 0.172 inches minimum and 0.204 inches maximum
- Thread Quantity Per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Surface Finish
- 32.0 microinches grip
- Material
- steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 or steel comp 4037 overall
- Surface Treatment
- cadmium threads
- Surface Treatment
- cadmium top of head
- Test Data Document
- "18349-mil-i-6868 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
- 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 |
|---|---|
| CVC155-3A3 | Close Tolerance Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-680-9149?
Does the NSN 5305-00-680-9149 have a Schedule B code assigned?
Does NSN 5305-00-680-9149 require demilitarization?
Does NSN 5305-00-680-9149 contain precious materials?
Does NSN 5305-00-680-9149 contain hazardous materials?
When the NSN 5305-00-680-9149 was assigned to the Federal Catalog?
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