MIL-S-1222 TY-1
View detailed technical data, stock status, and sourcing information for: MIL-S-1222 TY-1
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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.
hexagon head style, right-hand thread direction, 1.318 inches minimum and 1.500 inches maximum thread length, 2a thread class, 1.500 inches nominal 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 1.318 inches minimum and 1.500 inches maximum
- Fastener Length
- 1.500 inches nominal
- Head Style
- hexagon
- Head Height
- 0.378 inches minimum and 0.403 inches maximum
- Width Between Flats
- 0.922 inches minimum and 0.938 inches maximum
- Nominal Thread Diameter
- 0.625 inches
- Thread Quantity Per Inch
- 11
- Minimum Tensile Strength
- 80000 pounds per square inch
- Hardness Rating
- 80.0 rockwell c minimum overall
- Minimum Yield Strength
- 40000 pounds per square inch
- Material
- nickel alloy 400 overall
- Material Document And Classification
- qq-n-281 fed spec all material responses overall
- Thread Series Designator
- unc
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-01-343-1762 | No Name Available | 04/01/1997 |
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 |
|---|---|
| 0.625-11UNC-2AX1.500LGNICU | Hexagon Head Cap Screw |
| M1222RN10C224NANN | Hexagon Head Cap Screw |
| MIL-S-1222 TY-1 | Hexagon Head Cap Screw |
| NICU 0.625-11UN C-2A X 1.500 LG | Hexagon Head Cap Screw |
| NICU 0.625-11UNC-2AX1.500 LG | Hexagon Head Cap Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-01-246-5771?
Does the NSN 5305-01-246-5771 have a Schedule B code assigned?
Does NSN 5305-01-246-5771 require demilitarization?
Does NSN 5305-01-246-5771 contain precious materials?
Does NSN 5305-01-246-5771 contain hazardous materials?
When the NSN 5305-01-246-5771 was assigned to the Federal Catalog?
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