The Mask,air Line, cataloged under National Stock Number 4240-01-421-3662, is classified within Federal Supply Class 4240 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is E. D. Bullard Company Dba Ed Bullard Co. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-421-3662 |
| Primary Part Number | SPEC40L |
| Item Name | Mask,air Line |
| FSC / FSG | 4240 / 42 — No Item Name Available |
| Manufacturer | E. D. Bullard Company Dba Ed Bullard Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4240-01-421-3662 is a Mask,air Line, manufactured by E. D. Bullard Company Dba Ed Bullard Co, classified under FSC 4240 (No Item Name Available). Status: active.
NSN 4240-01-421-3662 has 3 cross-referenced part numbers: M4540L (E. D. Bullard Company Dba Ed Bullard Co), SPEC40L (E. D. Bullard Company Dba Ed Bullard Co), 40L (E. D. Bullard Company Dba Ed Bullard Co).
There are 5 known substitutes for 4240-01-421-3662: 6220-00-299-6821, 5961-00-608-0501, 4820-00-632-1521 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for SPEC40L: Special Features: SILICONE MASK; LARGE FULL FACE MASK; B100 BREATHING TUBE ASSEMBLY WITH ADJUSTABLE FLOW CONTROL VALVE; CONTINUOUS FLOW/PRESSURE DEMAND; SOLE SOURCE REQUIRED BY STATUTE 6.302; COMPONENT NIOSH APPROVAL TC-19C-322 AND 321; End Item Identification: E.D. BULLARD COMPANY, SERIES M45. 2 total characteristics are documented in the Federal Logistics Information System.