| MATERIAL | STEEL AND GRAPHITE OR STEEL AND CHLORITE SPIRAL WOUND FILLER |
| NONDEFINITIVE SPEC/STD DATA | 1 CLASS AND 1500 SERIES |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY DIMENSIONS |
| APERTURE LENGTH | 3.750 INCHES NOMINAL3.750 INCHES NOMINAL |
| APERTURE WIDTH | 3.375 INCHES NOMINAL3.375 INCHES NOMINAL |
| BEARING SURFACE WIDTH | 0.125 INCHES NOMINAL0.125 INCHES NOMINAL |
| CROSS-SECTIONAL SHAPE STYLE | METAL WINDING W/ SOFT FILLERMETAL WINDING W/ SOFT FILLER |
| CROSS-SECTIONAL THICKNESS | 0.125 INCHES NOMINAL0.125 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-24503 MIL SPEC 2ND MATERIAL RESPONSE SPIRAL WOUND FILLER |
| STYLE DESIGNATOR | DIAMOND |