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| BN7182A | K0378 | ROLLS-ROYCE PLC |
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| BS1806-012 | K7766 | BRITISH STANDARDS INSTITUTION |
| 36BB308 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| R110 | K0640 | FREUDENBERG TECHNICAL PRODUCTS |
| R2037 | K0640 | FREUDENBERG TECHNICAL PRODUCTS |
| BSM48-012 | K7766 | BRITISH STANDARDS INSTITUTION |