NAS1297-4H8
View detailed technical data, stock status, and sourcing information for: NAS1297-4H8
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An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (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 not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.
right-hand thread direction, hexagon head style, 0.953 inches minimum and 0.993 inches maximum fastener length, 0.433 inches minimum and 0.483 inches maximum thread length, 3a thread class
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
- 0.433 inches minimum and 0.483 inches maximum
- Fastener Length
- 0.953 inches minimum and 0.993 inches maximum
- Head Style
- hexagon
- Head Height
- 0.172 inches minimum and 0.204 inches maximum
- Width Between Flats
- 0.490 inches minimum and 0.502 inches maximum
- Shoulder Diameter
- 0.309 inches minimum and 0.312 inches maximum first shoulder
- Shoulder Length
- 0.510 inches minimum and 0.520 inches maximum first shoulder
- Hole Diameter
- 0.070 inches nominal
- Nominal Thread Diameter
- 0.250 inches
- Hole Quantity
- 1
- Hole Type
- drilled
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 125000 pounds per square inch
- Hardness Rating
- 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
- Hole Configuration Style
- hexagon flats
- Shoulder Shape
- round first shoulder
- Material
- steel comp 4037 or steel comp 4130 or steel comp 8630 or steel comp 8735 or steel comp 8740 or steel comp 4140 overall
- Material Document And Classification
- mil-b-6812 mil spec all material responses overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416 ty 2 cl 3 fed spec all treatment responses overall
- Thread Series Designator
- unjf
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5306-00-903-1516 | No Name Available | 06/01/1997 |
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 |
|---|---|
| NAS1297-4H8 | Shoulder Bolt |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5306-00-115-6139?
Does the NSN 5306-00-115-6139 have a Schedule B code assigned?
Does NSN 5306-00-115-6139 require demilitarization?
Does NSN 5306-00-115-6139 contain precious materials?
Does NSN 5306-00-115-6139 contain hazardous materials?
When the NSN 5306-00-115-6139 was assigned to the Federal Catalog?
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Pricing
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