3557-D-348-AL,HEX SWAGE STANDOFFPLAIN ALUMINUM
3557-D-348-B,HEX SWAGE STANDOFFPLAIN BRASS1/4
3557-D-348-S,HEX SWAGE STANDOFFPLAIN STEEL1/4
3557-D-348-SS,HEX SWAGE STANDOFFPLAIN STAINLES
3557-D-440-AL,HEX SWAGE STANDOFFPLAIN ALUMINUM
3557-D-440-B,HEX SWAGE STANDOFFPLAIN BRASS1/4
3557-D-440-S,HEX SWAGE STANDOFFPLAIN STEEL1/4
3557-D-440-SS,HEX SWAGE STANDOFFPLAIN STAINLES