SL 27

The fit of the head cushion is critical to both comfort and safety. The head cushion should be adjusted so that it assists in the proper seal of th...

Communications Kit for all Kirby Morgan helmets and band masks. Can accommodate modular assemblies DSI 515-023 and DSI 515-024. Communication Kit I...

Chin Cushion

Microphone Assembly

This communications assembly unit will fit all Kirby Morgan helmet models (SL27,KM37, & later models), with the exception of the SL17B/C, MK21,...

This communications assembly unit will fit all Kirby Morgan helmet models (SL27,KM37, & later models), with the exception of the SL17B/C, MK21,...

Valve, Oral Nasal

Part # Size Neck Size DSI 510-502 Small 11″ – 13″ DSI 510-504 Medium/Standard 12″ – 14″ DSI 510-503 Large 14″ – 16″ DSI 510-687 X-Larg...

Soft Goods Overhaul Kit for SL27 with 350-Reg (525-365) DSI 525-365 Soft Goods Overhaul Kit

Face Port

Valve, Body

DSI 525-211 Sealed Pull Pin Overhaul Kit Part # Description Qty DSI 510-008 O-ring 2 DSI 510-112 O-ring 6 DSI 520-008 Silicone Oil 6g ...

Comm. Mount Nut

Also, included with a purchase of a helmet. Part # Description Qty. DSI 525-611 Regulator Adjustment Wrench 1 DSI 525-612 Socket Wrench 1 ...

Screw, DSI 530-035

Oral Nasal Mask, SL 27

DSI 525-311 Side Block Rebuild Kit Part # Description Qty. DSI 310-003 O-ring “B” 1 DSI 510-010 O-Ring 2 DSI 510-011 O-Ring “A” 1 DSI ...

Screw, DSI 530-045

Knob, Nose Block, Brass

For Helmets & KMB-BandMasks® with the “A”/“B” or SuperFlow® 350 Regulator. DSI 525-309 Regulator Rebuild Kit

Snap

Nose Block Device

Knob, Nose Block

Part # Description Qty. DSI 100-100 Warranty Card 1 DSI 505-069 SuperFlow® 350 Regulator Assembly 1 DSI 520-042 Tie Wrap 2 DSI 525-77...