The Mask,air Line, cataloged under National Stock Number 4240-01-421-3665, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-421-3665 |
| Primary Part Number | SPEC35S |
| 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 4240-01-421-3665 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 4240-01-421-3665 has 3 cross-referenced part numbers: 35S (E. D. Bullard Company Dba Ed Bullard Co), M4535S (E. D. Bullard Company Dba Ed Bullard Co), SPEC35S (E. D. Bullard Company Dba Ed Bullard Co).
There are 6 known substitutes for 4240-01-421-3665: 6240-00-019-5835, 3110-00-144-8699, 5920-00-211-4512 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for SPEC35S: Special Features: SMALL FULL FACE MASK; B135 BREATHING TUBE ASSEMBLY WITH CONSTANT FLOW VALVE; CONTINUOUS FLOW/PRESSURE DEMAND; SOLE SOURCE REQUIRED BY STATUTE 6.302; 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.