B83262
View detailed technical data, stock status, and sourcing information for: B83262
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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. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes:bolt, internal wrenching and screw, cap, socket head.
right-hand thread direction, flat chamfer head style, 0.489 inches minimum and 0.573 inches maximum thread length, 3a thread class, 1.229 inches minimum and 1.271 inches maximum fastener 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
- 0.489 inches minimum and 0.573 inches maximum
- Fastener Length
- 1.229 inches minimum and 1.271 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.734 inches minimum and 0.766 inches maximum
- Head Height
- 0.296 inches minimum and 0.328 inches maximum
- Shoulder Diameter
- 0.492 inches minimum and 0.496 inches maximum first shoulder
- Shoulder Length
- 0.620 inches minimum and 0.630 inches maximum first shoulder
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.375 inches
- Width Across Flats
- 0.234 inches minimum and 0.266 inches maximum
- Thread Quantity Per Inch
- 16
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 45.0 rockwell c maximum overall
- Minimum Yield Strength
- 130000 pounds per square inch
- Shoulder Shape
- round first shoulder
- Special Features
- thd relief 0.078 in. min 0.110 in. max lg
- Material
- steel overall
- Material Document And Classification
- 66 fed std single material response overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416,ty 2,cl 3 fed spec single treatment response overall
- Thread Series Designator
- unc
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 |
|---|---|
| B83262 | Shoulder Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-115-9431?
Does the NSN 5305-00-115-9431 have a Schedule B code assigned?
Does NSN 5305-00-115-9431 require demilitarization?
Does NSN 5305-00-115-9431 contain precious materials?
Does NSN 5305-00-115-9431 contain hazardous materials?
When the NSN 5305-00-115-9431 was assigned to the Federal Catalog?
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