PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8576Mask,air Filtering

3m Company · NSN 4240-01-246-5394 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-246-5394 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-246-5394. Primary manufacturer part number: 8576.
Features
  • Mask,air Filtering — FSC 4240
  • Exhaust Valve: INCLUDED
  • Strap Type: DOUBLE
  • Criticality Code Justification: FEAT
  • Approval Designator: ERR-060
  • Filter Type: FILTER PAD
  • Filter Replaceability: NONREPLACEABLE
  • Adjustability: NONADJUSTABLE
Applications
  • Applications requiring Fiber Mask construction
General Description

The Mask,air Filtering, cataloged under National Stock Number 4240-01-246-5394, 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 3m Company. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4240-01-246-5394
Primary Part Number8576
Item NameMask,air Filtering
FSC / FSG4240 / 42 — No Item Name Available
Manufacturer3m Company
StatusCANCELLED
Exhaust ValveINCLUDED
Strap TypeDOUBLE
Criticality Code JustificationFEAT
Approval DesignatorERR-060
Filter TypeFILTER PAD
Filter ReplaceabilityNONREPLACEABLE
AdjustabilityNONADJUSTABLE
Material TypeELASTIC
Mask Filter Quantity1
Head HarnessINCLUDED
Mask TypeHALF FACEPIECE
MaterialFIBER MASK
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5975-00-091-0487MT589AARN12 INTERCHANGEABLE
Base,chassis
Joint Electronics Type Designation System
5306-00-151-1058 INTERCHANGEABLE
Bolt,close Tolerance
4320-00-166-98499915 INTERCHANGEABLE
Ring,wearing
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
4810-00-175-88349915 INTERCHANGEABLE
Seat,valve
Northrop Grumman Systems Corporation Div Marine Systems
4510-00-227-0367WR-906 INTERCHANGEABLE
Drain,floor
White Racker Co. Inc.
5950-00-421-29891203-95 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc.
3030-00-455-12498000-4799X1 INTERCHANGEABLE
Belt,v
Gates Corporation
6130-00-726-28218576 INTERCHANGEABLE
Cover,power Supply
Centroid, Inc. Dba Centroid Inc
5960-00-924-9627 INTERCHANGEABLE
Electron Tube
4310-01-004-35819915 INTERCHANGEABLE
Ring Set,piston
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
Cross-Reference Index
Part NumberManufacturer
8576 PRIMARY 3m Company (USA)
8576 3m Company Div Oh&esd (USA)
9915 3m Company Div Oh&esd (USA)
7000002061 3m Company (USA)
9906 3m Company Div Oh&esd (USA)
Related Parts
5975-00-091-0487INTERCHANGEABLE
BASE,CHASSIS
MT589AARN12
5306-00-151-1058INTERCHANGEABLE
BOLT,CLOSE TOLERANCE
4320-00-166-9849INTERCHANGEABLE
RING,WEARING
9915
4810-00-175-8834INTERCHANGEABLE
SEAT,VALVE
9915
4510-00-227-0367INTERCHANGEABLE
DRAIN,FLOOR
WR-906
5950-00-421-2989INTERCHANGEABLE
TRANSFORMER,POWER
1203-95
3030-00-455-1249INTERCHANGEABLE
BELT,V
8000-4799X1
6130-00-726-2821INTERCHANGEABLE
COVER,POWER SUPPLY
8576
5960-00-924-9627INTERCHANGEABLE
ELECTRON TUBE
4310-01-004-3581INTERCHANGEABLE
RING SET,PISTON
9915
5962-01-153-7642INTERCHANGEABLE
MICROCIRCUIT,LINEAR
9906
6510-01-189-7072INTERCHANGEABLE
PAD,NONADHERENT
9906

Frequently Asked Questions

What is NSN 4240-01-246-5394?

NSN 4240-01-246-5394 is a Mask,air Filtering, manufactured by 3m Company, classified under FSC 4240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4240-01-246-5394?

NSN 4240-01-246-5394 has 5 cross-referenced part numbers: 8576 (3m Company), 8576 (3m Company Div Oh&esd), 9915 (3m Company Div Oh&esd), 7000002061 (3m Company), 9906 (3m Company Div Oh&esd).

What NSN replaces 4240-01-246-5394?

There are 12 known substitutes for 4240-01-246-5394: 5975-00-091-0487, 5306-00-151-1058, 4320-00-166-9849 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8576?

Key specifications for 8576: Exhaust Valve: INCLUDED; Special Features: NIOSH/MESA APPROVED TC-21C-279; SOLE SOURCE REQUIRED BY STATUTE 6.302; Strap Type: DOUBLE; Criticality Code Justification: FEAT. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4240-01-246-5394 still in active supply?

NSN 4240-01-246-5394 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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