JAM NUTS — Related Products
Jam Nuts
Steel Zinc Plated Lock Nuts
Carbon Steel · Zinc Plated · Left-Hand Identification Groove · Aluminum Option Available
13
Available Sizes
2
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Full Spec Range
Search by spec.
| Type | RH Part No. | LH Part No. | Thread | H MAX | H MIN | W MAX | W MIN | Qty | |
|---|---|---|---|---|---|---|---|---|---|
| Jam Nut | JNR3S | JNL3S | 10-32 | 0.375 | 0.364 | 0.139 | 0.127 | ||
| Jam Nut | JNR4S | JNL4S | 1/4-28 | 0.438 | 0.428 | 0.163 | 0.150 | ||
| Jam Nut | JNR5S | JNL5S | 5/16-24 | 0.500 | 0.489 | 0.195 | 0.180 | ||
| Jam Nut | JNR6S | JNL6S | 3/8-24 | 0.562 | 0.551 | 0.227 | 0.210 | ||
| Jam Nut | JNR7S | JNL7S | 7/16-20 | 0.688 | 0.675 | 0.260 | 0.240 | ||
| Jam Nut | JNR8S | JNL8S | 1/2-20 | 0.750 | 0.736 | 0.323 | 0.302 | ||
| Jam Nut | JNR10S | JNL10S | 5/8-18 | 0.938 | 0.922 | 0.387 | 0.363 | ||
| Jam Nut | JNR10S-1 | JNL10S-1 | 5/8-18 | 0.750 | 0.736 | 0.387 | 0.363 | ||
| Jam Nut | JNR12S | JNL12S | 3/4-16 | 1.125 | 1.088 | 0.446 | 0.398 | ||
| Jam Nut | JNR14S | JNL14S | 7/8-14 | 1.312 | 1.269 | 0.510 | 0.458 | ||
| Jam Nut | JNR16S | JNL16S | 1 1/4-12 | 1.875 | 1.625 | 0.575 | 0.530 | ||
| Jam Nut | JNR16S-1 | JNL16S-1 | 1-14 | 1.500 | 1.450 | 0.575 | 0.519 | ||
| Jam Nut | JNR16S-2 | JNL16S-2 | 1-12 | 1.500 | 1.450 | 0.575 | 0.519 |
Technical Spec.
- Material: Carbon steel with zinc plated finish for durable lock-nut performance.
- Identification: Left-hand jam nuts are identified by groove or yellow zinc plating.
- Option: Aluminum option available by using A suffix instead of S.
- Application: Used as locking nuts for threaded rod ends, tube adapters, and linkage hardware assemblies.
Notes
- Thread forms: Standard inch UNF sizes listed in the spec chart.
- Metric availability: Metric sizes are available on request.
- Selection: Choose by thread, height limit, wrench dimension, and material requirement.