| Item Name | Ring Piston |
| Federal Supply Group (FSG) | Vehicular Equipment Components |
| Federal Supply Class (FSC) | 2520 Vehicle Power Transmission Components |
| National Item Identification Number (NIIN) | 00-411-9473 (004119473) |
| NCB Code | USA (00) |
| Manufacturer | Twin Disc Incorporated |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| M1904AB | twin disc incorporated | ring piston | 61208 | RFQ |
| M1904AA TO M1904AZ | twin disc incorporated | ring piston | 61208 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE |
| ACXD | RING STYLE | CONCENTRIC |
| ACXF | RADIAL WALL THICKNESS | 0.1200 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM |
| ACXJ | OVERALL WIDTH | 0.0925 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM |
| ACXZ | STANDARD BORE DIAMETER | 4.500 INCHES |
| ADTE | JOINT STYLE | INTERLOCKING JOINT |
| MATT | MATERIAL | IRON OVERALL |
| Relevant Components for NSN - 2520-00-411-9473, 2520004119473 | ||||
| 2510-01-676-8512 (2510016768512) | 2520-00-496-6601 (2520004966601) | 2530-01-683-5270 (2530016835270) | 2540-01-271-0197 (2540012710197) | |
| 2590-01-448-1617 (2590014481617) | 2540-00-317-9772 (2540003179772) | 2520-00-247-3209 (2520002473209) | 2520-01-388-4821 (2520013884821) | |
| 2520-00-422-9661 (2520004229661) | 2510-01-003-5075 (2510010035075) | 2590-01-392-2328 (2590013922328) | 2590-01-597-7904 (2590015977904) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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