PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0501Retainer,prefilter,respirator

3m Company Div Oh&esd · NSN 4240-01-302-5290 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-302-5290 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-302-5290. Primary manufacturer part number: 0501.
Features
  • Retainer,prefilter,respirator — FSC 4240
  • General Characteristics Item Description: SOLE SOURCE REQUIRED BY STATUTE 6.302
  • Criticality Code Justification: TEXT
  • 11 verified cross-references
  • Primary manufacturer: 3m Company Div Oh&esd
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Retainer,prefilter,respirator, cataloged under National Stock Number 4240-01-302-5290, 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 Div Oh&esd. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 5 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
NSN4240-01-302-5290
Primary Part Number0501
Item NameRetainer,prefilter,respirator
FSC / FSG4240 / 42 — No Item Name Available
Manufacturer3m Company Div Oh&esd
StatusCANCELLED
General Characteristics Item DescriptionSOLE SOURCE REQUIRED BY STATUTE 6.302
Criticality Code JustificationTEXT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-262-73910501 SZ 1/4 IN INTERCHANGEABLE
Valve,globe
Fairbanks Co the
4820-00-262-73920529 3/8 INTERCHANGEABLE
Valve,globe
Fairbanks Co the
4820-00-293-76873671-16REVAPC12 INTERCHANGEABLE
Valve,globe
Electric Boat Corporation Div General Dynamics Electric Boat
2940-00-751-89357288 INTERCHANGEABLE
Filter Element,intake Air Cleane
Vortox Company
4820-00-851-4112 INTERCHANGEABLE
Valve,globe
4820-00-963-5167 INTERCHANGEABLE
Valve,globe
5935-00-988-5507 INTERCHANGEABLE
Connector,receptacle,electrical
5895-01-018-1618 INTERCHANGEABLE
Demodulator Telemet
4730-01-108-78059510.672.3-1 INTERCHANGEABLE
Piston,trap,moisture
Flair Corporation Dba S P X Air Treatment Div Dehydration
6505-01-161-90620501 INTERCHANGEABLE
Methylbenzethonium Chloride Dust
Sween Corp
Cross-Reference Index
Part NumberManufacturer
0501 3m Company Div Oh&esd (USA)
7000001912 3m Company (USA)
5009 3m Company Div Oh&esd (USA)
04398959 Blackwood J. Blackwood & Son Pty Ltd (AUS)
7100211073 3m Company (USA)
501 3m Company Div Oh&esd (USA)
AT010794884 3m Australia Pty Ltd (AUS)
70-0701-9073-4 3m Company Div Oh&esd (USA)
7288 3m Company Div Oh&esd (USA)
7000001912 Saab Australia Pty Ltd (AUS)
501 3m Company (USA)
Related Parts
4820-00-262-7391INTERCHANGEABLE
VALVE,GLOBE
0501 SZ 1/4 IN
4820-00-262-7392INTERCHANGEABLE
VALVE,GLOBE
0529 3/8
4820-00-293-7687INTERCHANGEABLE
VALVE,GLOBE
3671-16REVAPC12
2940-00-751-8935INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
7288
4820-00-851-4112INTERCHANGEABLE
VALVE,GLOBE
4820-00-963-5167INTERCHANGEABLE
VALVE,GLOBE
5935-00-988-5507INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5895-01-018-1618INTERCHANGEABLE
DEMODULATOR TELEMET
4730-01-108-7805INTERCHANGEABLE
PISTON,TRAP,MOISTURE
9510.672.3-1
6505-01-161-9062INTERCHANGEABLE
METHYLBENZETHONIUM CHLORIDE DUST
0501
4920-01-226-8547INTERCHANGEABLE
HOT BOND REPAIR SYSTEM
4820-01-228-5653INTERCHANGEABLE
PISTON,VALVE
4710.721.5-1

Frequently Asked Questions

What is NSN 4240-01-302-5290?

NSN 4240-01-302-5290 is a Retainer,prefilter,respirator, manufactured by 3m Company Div Oh&esd, classified under FSC 4240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4240-01-302-5290?

NSN 4240-01-302-5290 has 11 cross-referenced part numbers: 0501 (3m Company Div Oh&esd), 7000001912 (3m Company), 5009 (3m Company Div Oh&esd), 04398959 (Blackwood J. Blackwood & Son Pty Ltd), 7100211073 (3m Company) and 6 more.

What NSN replaces 4240-01-302-5290?

There are 12 known substitutes for 4240-01-302-5290: 4820-00-262-7391, 4820-00-262-7392, 4820-00-293-7687 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 0501?

Key specifications for 0501: General Characteristics Item Description: SOLE SOURCE REQUIRED BY STATUTE 6.302; Criticality Code Justification: TEXT; End Item Identification: EASI-CARE RESPIRATOR,3M 5000 SERIES. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4240-01-302-5290 still in active supply?

NSN 4240-01-302-5290 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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