An item that is used to determine by comparison, the accuracy of an indicator, standing wave ratio.
NSN 5975-01-327-3296
NSN 5975-01-567-2712
NSN 6130-00-505-1165
NSN 5950-01-456-5221
NSN 5996-01-555-5314
NSN 6240-01-511-3754
NSN 6240-00-912-5186
NSN 6110-01-031-7185
NSN 5996-00-976-1429
NSN 6110-00-035-4840
NSN 5855-01-464-3152
NSN 5999-00-790-7978