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A 1-1/4-12 Left Hand Jam Nut, 1-7/8in Hex, Steel
QA1 part number JNL16S is a left-hand 1-1/4-12 thread jam nut with a 1-7/8in hex, 11/16in wide, made from steel.
This is a universal threaded-fastener hardware component sized by thread and hand rather than a specific vehicle; confirm the mating rod end or stud uses a matching left-hand 1-1/4-12 thread before ordering.
Key Features
- 1-1/4-12 left-hand thread
- 1-7/8in hex
- 11/16in width
- Steel construction
Fitment
| Years | Make | Model | Notes |
|---|---|---|---|
| n.a. | n.a. | n.a. | Universal chassis hardware component. |
Universal; confirm mounting dimensions against the application before ordering.
Specifications
| Detail | Value |
|---|---|
| Brand | QA1 |
| Thread | 1-1/4-12 Left Hand |
| Hex size | 1-7/8in |
| Width | 11/16in |
| Material | Steel |
What's Included
- One QA1 1-1/4-12 left-hand jam nut, 1-7/8in hex, 11/16in wide, steel.
About QA1
QA1 manufactures suspension and chassis hardware to defined dimensional specifications, letting builders match components by size and thread rather than by a single vehicle-specific part number.
FAQ
What thread does this jam nut use?1-1/4-12, left-hand.
What hex size is this jam nut?1-7/8in.
How wide is this jam nut?11/16in.
What material is this jam nut made from?Steel.
Is this jam nut vehicle-specific?No. It is a universal threaded fastener sized by thread and hand; confirm the mating rod end or stud uses the same 1-1/4-12 left-hand thread before ordering.
How is a left-hand jam nut different from a right-hand one?It threads in the opposite rotational direction; confirm hand orientation matches the mating rod end before use.
Can this jam nut be used with any 1-1/4-12 rod end?Only if the mating part also uses a left-hand thread; verify before use.
Is a matching right-hand jam nut available separately?Yes, QA1 offers a corresponding right-hand version under a different part number; verify the correct part before ordering.
Installation Instructions
QA1 does not publish a vehicle-specific torque value for this hardware; use general threaded-fastener practice and the assembly manufacturer's specification.
- Confirm the mating rod end or stud uses a matching 1-1/4-12 left-hand thread.
- Thread the jam nut onto the rod end or stud.
- Adjust the rod end or stud to the required position.
- Tighten the jam nut against the mating part to lock position, per the assembly manufacturer's specification.
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