PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8511Mask,air Filtering

3m Company · NSN 4240-01-247-2348 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-247-2348 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-247-2348. Primary manufacturer part number: 8511.
Features
  • Mask,air Filtering — FSC 4240
  • Material Type: ELASTIC
  • Adjustability: NONADJUSTABLE
  • Strap Type: DOUBLE
  • Approval Designator: ERR-060
  • Head Harness: INCLUDED
  • Mask Type: HALF FACEPIECE
  • Special Test Features: NOISH APPROVED 42CFR84
Applications
  • Applications requiring Fiber Mask construction
General Description

The Mask,air Filtering, cataloged under National Stock Number 4240-01-247-2348, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 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
NSN4240-01-247-2348
Primary Part Number8511
Item NameMask,air Filtering
FSC / FSG4240 / 42 — No Item Name Available
Manufacturer3m Company
StatusCANCELLED
Material TypeELASTIC
AdjustabilityNONADJUSTABLE
Strap TypeDOUBLE
Approval DesignatorERR-060
Head HarnessINCLUDED
Mask TypeHALF FACEPIECE
Special Test FeaturesNOISH APPROVED 42CFR84
MaterialFIBER MASK
Criticality Code JustificationFEAT
Mask Filter Quantity1
Exhaust ValveINCLUDED
Filter TypeFILTER PAD
Filter ReplaceabilityNONREPLACEABLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5815-00-125-81948511 INTERCHANGEABLE
Lever
Telemechanics Inc
5995-00-136-31608511 INTERCHANGEABLE
Cable Assembly,radio Frequency
Times Microwave Systems, Inc Dba Times Microwave Systems Inc Div Times Microwave Systems
3110-00-157-6029M1085A INTERCHANGEABLE
Bearing,ball,annular
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5120-00-159-8882 INTERCHANGEABLE
Blade,nutdriver
6145-00-199-0235138846-10 INTERCHANGEABLE
Wire,electrical
Prestolite Wire Llc
2010-00-213-05593375237 INTERCHANGEABLE
Shaft,main
Hatch & Kirk, Inc.
5945-00-217-098363753 INTERCHANGEABLE
Solenoid,electrical
Leslie Controls, Inc. Dba Leslie Controls Inc
5945-00-247-5529 INTERCHANGEABLE
Relay,electromagnetic
9340-00-292-375017Y1716PC14 INTERCHANGEABLE
Window,observation
Naval Ship Systems Command
3040-00-499-24768715 INTERCHANGEABLE
Plate,retaining,shaft
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Cross-Reference Index
Part NumberManufacturer
8715 3m Company Div Oh&esd (USA)
9910 3m Company Div Oh&esd (USA)
8511 N95 3m Company (USA)
8511 3m Company Div Oh&esd (USA)
7000002056 3m Company (USA)
8511P95 3m Company Div Oh&esd (USA)
9910 3m Company (USA)
7000002056 3m Company Div Oh&esd (USA)
8511 PRIMARY 3m Company (USA)
8511 N95 3m Company Div Oh&esd (USA)
Related Parts
5815-00-125-8194INTERCHANGEABLE
LEVER
8511
5995-00-136-3160INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
8511
3110-00-157-6029INTERCHANGEABLE
BEARING,BALL,ANNULAR
M1085A
5120-00-159-8882INTERCHANGEABLE
BLADE,NUTDRIVER
6145-00-199-0235INTERCHANGEABLE
WIRE,ELECTRICAL
138846-10
2010-00-213-0559INTERCHANGEABLE
SHAFT,MAIN
3375237
5945-00-217-0983INTERCHANGEABLE
SOLENOID,ELECTRICAL
63753
5945-00-247-5529INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
9340-00-292-3750INTERCHANGEABLE
WINDOW,OBSERVATION
17Y1716PC14
3040-00-499-2476INTERCHANGEABLE
PLATE,RETAINING,SHAFT
8715
5315-00-525-2235INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
8715
5360-00-527-2205INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 4240-01-247-2348?

NSN 4240-01-247-2348 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 4240-01-247-2348?

NSN 4240-01-247-2348 has 10 cross-referenced part numbers: 8715 (3m Company Div Oh&esd), 9910 (3m Company Div Oh&esd), 8511 N95 (3m Company), 8511 (3m Company Div Oh&esd), 7000002056 (3m Company) and 5 more.

What NSN replaces 4240-01-247-2348?

There are 12 known substitutes for 4240-01-247-2348: 5815-00-125-8194, 5995-00-136-3160, 3110-00-157-6029 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8511?

Key specifications for 8511: Material Type: ELASTIC; Adjustability: NONADJUSTABLE; Strap Type: DOUBLE; Approval Designator: ERR-060. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4240-01-247-2348 still in active supply?

NSN 4240-01-247-2348 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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