• SPH40011520C – #4 Hex Unthreaded Spacers

• SPH40011520D – #4 Hex Unthreaded Spacers

• SPH40011520N – #4 Hex Unthreaded Spacers

• SPH40014020A – #6 Hex Unthreaded Spacers

• SPH40014020C – #6 Hex Unthreaded Spacers

• SPH40014020D – #6 Hex Unthreaded Spacers

• SPH40014020N – #6 Hex Unthreaded Spacers

• SPH40016620A – #8 Hex Unthreaded Spacers

• SPH40016620C – #8 Hex Unthreaded Spacers

• SPH40016620D – #8 Hex Unthreaded Spacers

• SPH40016620N – #8 Hex Unthreaded Spacers

• SPH40044020A – 4-40 Hex Threaded Standoffs