PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7912Respirator,air Filtering

Siebe North Inc North Safety Equipment Div · NSN 4240-01-250-8313 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-250-8313 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-250-8313. Primary manufacturer part number: 7912.
Features
  • Respirator,air Filtering — FSC 4240
  • Filter Type: FILTER PAD
  • Material: PLASTIC MASK
  • Mask Type: MOUTH
  • Head Harness: NOT INCLUDED
  • Mask Filter Quantity: 1
  • Filter Replaceability: NONREPLACEABLE
  • Exhaust Valve: INCLUDED
Applications
  • Applications requiring Plastic Mask construction
General Description

The Respirator,air Filtering, cataloged under National Stock Number 4240-01-250-8313, 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 Siebe North Inc North Safety Equipment Div. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4240-01-250-8313
Primary Part Number7912
Item NameRespirator,air Filtering
FSC / FSG4240 / 42 — No Item Name Available
ManufacturerSiebe North Inc North Safety Equipment Div
StatusACTIVE
Filter TypeFILTER PAD
MaterialPLASTIC MASK
Mask TypeMOUTH
Head HarnessNOT INCLUDED
Mask Filter Quantity1
Filter ReplaceabilityNONREPLACEABLE
Exhaust ValveINCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4730-00-231-5618 INTERCHANGEABLE
Elbow,pipe to Tube
4730-00-278-82531001 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Parker Hannifin Corporation Div Cylinder Division
5975-00-407-6505 INTERCHANGEABLE
Hanger
4510-00-415-1470 INTERCHANGEABLE
Parts Kit,faucet
5935-00-484-5162532144-1 INTERCHANGEABLE
Connector,plug,electrical
Raytheon Company Dba Raytheon
5962-01-102-3083LM7912CT INTERCHANGEABLE
Microcircuit,linear
National Semiconductor Corporation
6630-01-267-15827838 INTERCHANGEABLE
Calorimeter
Scientech Incorporated Dba Scientech Inc
5915-01-296-67406309868-2 INTERCHANGEABLE
Filter,low Pass
Naval Sea Systems Command
6850-01-376-58967912 INTERCHANGEABLE
Toner,indirect Electrostatic Pro
Ricoh Americas Corporation
6130-01-570-25507912 INTERCHANGEABLE
Adapter,power Supply
Northwest Power, Inc. Dba Northwest Power Integrations Inc
Cross-Reference Index
Part NumberManufacturer
7912 Siebe North Inc North Safety Equipment Div (USA)
Related Parts
4730-00-231-5618INTERCHANGEABLE
ELBOW,PIPE TO TUBE
4730-00-278-8253INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
1001
5975-00-407-6505INTERCHANGEABLE
HANGER
4510-00-415-1470INTERCHANGEABLE
PARTS KIT,FAUCET
5935-00-484-5162INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
532144-1
5962-01-102-3083INTERCHANGEABLE
MICROCIRCUIT,LINEAR
LM7912CT
6630-01-267-1582INTERCHANGEABLE
CALORIMETER
7838
5915-01-296-6740INTERCHANGEABLE
FILTER,LOW PASS
6309868-2
6850-01-376-5896INTERCHANGEABLE
TONER,INDIRECT ELECTROSTATIC PRO
7912
6130-01-570-2550INTERCHANGEABLE
ADAPTER,POWER SUPPLY
7912
4010-01-580-6992INTERCHANGEABLE
WIRE ROPE ASSEMBLY,SINGLE LEG
79-12

Frequently Asked Questions

What is NSN 4240-01-250-8313?

NSN 4240-01-250-8313 is a Respirator,air Filtering, manufactured by Siebe North Inc North Safety Equipment Div, classified under FSC 4240 (No Item Name Available). Status: active.

What are the part numbers for NSN 4240-01-250-8313?

NSN 4240-01-250-8313 has 1 cross-referenced part number: 7912 (Siebe North Inc North Safety Equipment Div).

What NSN replaces 4240-01-250-8313?

There are 11 known substitutes for 4240-01-250-8313: 4730-00-231-5618, 4730-00-278-8253, 5975-00-407-6505 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7912?

Key specifications for 7912: Filter Type: FILTER PAD; Material: PLASTIC MASK; Mask Type: MOUTH; Special Features: DISPOSABLE MOUTHPIECE. 8 total characteristics are documented in the Federal Logistics Information System.

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