MS51975-80
View detailed technical data, stock status, and sourcing information for: MS51975-80
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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, 0.720 inches minimum and 0.750 inches maximum thread length, 4.475 inches minimum and 4.495 inches maximum fastener length, 3a thread class, flat chamfer head style
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
- 0.720 inches minimum and 0.750 inches maximum
- Fastener Length
- 4.475 inches minimum and 4.495 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.853 inches minimum and 0.875 inches maximum
- Head Height
- 0.365 inches minimum and 0.375 inches maximum
- Shoulder Diameter
- 0.621 inches minimum and 0.623 inches maximum first shoulder
- Shoulder Length
- 3.745 inches minimum and 3.755 inches maximum first shoulder
- Single Shear Strength
- 10400 pounds per square inch
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.500 inches
- Width Across Flats
- 0.312 inches nominal
- Thread Quantity Per Inch
- 13
- Minimum Tensile Strength
- 140000 pounds per square inch
- Hardness Rating
- 32.0 rockwell c minimum and 43.0 rockwell c maximum overall
- Shoulder Shape
- round first shoulder
- Material
- steel overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416,ty2 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 |
|---|---|
| MS51975-80 | Shoulder Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-01-034-2828?
Does the NSN 5305-01-034-2828 have a Schedule B code assigned?
Does NSN 5305-01-034-2828 require demilitarization?
Does NSN 5305-01-034-2828 contain precious materials?
Does NSN 5305-01-034-2828 contain hazardous materials?
When the NSN 5305-01-034-2828 was assigned to the Federal Catalog?
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