Part Number: 30A05 (Loudspeaker,permanent)Part Number: 5CM52 (Loudspeaker,permanent)Part Number: G1335 (Loudspeaker,permanent)Part Number: LS-474U (Loudspeaker,permanent)Part Number: M109111-01 (Loudspeaker,permanent)Part Number: MIL-L-109111 (Loudspeaker,permanent)