| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | Penn Engineering |
| Manufacturer Part Number: | Penn Engineering S-RT440-2ZI |
| Thread Size: | 4-40 |
| Material: | Hardened Carbon Steel |
| Finish/Coating: | Zinc Plated |
| SKU: | PEMS-RT440-2ZI |
S-RT440-2ZI
Specifications
Detailed Description
PEM® S-RT™ free-running locknuts are free-running until clamp load is induced. A modified thread angle on the loaded flank provides the vibration resistant locking feature.
Frequently Bought Together
| Product | Part # | Description | Stock |
|---|---|---|---|
| Penn Engineering BSO-832-16ZI | Blind Threaded Standoffs - Types BSO, BSOA, BSOS - Unified | ![]() |
| Penn Engineering CSS-M3-8 | Stainless Steel Standoffs - Types CSS, CSOS - Metric | ![]() |
| Penn Engineering FH4-M5-10 | Self-Clinching Studs for Stainless Steel Sheets - Types FH4â„¢ and FHPâ„¢ - Metric | ![]() |
| Penn Engineering S-RT632-2ZI | All Metal, RT® Free-Running Locknuts - Unified | ![]() |
| Penn Engineering S-RT832-2ZI | All Metal, RT® Free-Running Locknuts - Unified | ![]() |
| Penn Engineering S-RTM3-2ZI | All Metal, RT® Free-Running Locknuts - Metric | ![]() |
| Penn Engineering SO-440-12ZI | Thru-hole Threaded Standoffs - Types SO, SOA, SOS - Unified | ![]() |
| Penn Engineering SO-632-4ZI | Thru-hole Threaded Standoffs - Types SO, SOA, SOS - Unified | ![]() |
| Penn Engineering SP-M5-2 | Self-Clinching Nuts - Types S, SS, CLS, CLSS, SP - Metric | ![]() |


