PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

225-25Band,sealing,filter Cassette

Skc Inc · NSN 6640-01-338-2744 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-338-2744 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-338-2744. Primary manufacturer part number: 225-25.
Features
  • Band,sealing,filter Cassette — FSC 6640
  • General Characteristics Item Description: SELF-SEALING; 1 INCH WIDTH; USED WITH 37 MM CASSETTE SIZE; USED TO SEAL 2 AND 3 PART FILTER CASSETTES DURING SAMPLING PERIOD AND TRANSPORT TO THE LABORATORY; UNIT QTY 100 MM
  • 3 verified cross-references
  • Primary manufacturer: Skc Inc
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Band,sealing,filter Cassette, cataloged under National Stock Number 6640-01-338-2744, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Skc Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-338-2744
Primary Part Number225-25
Item NameBand,sealing,filter Cassette
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerSkc Inc
StatusACTIVE
General Characteristics Item DescriptionSELF-SEALING; 1 INCH WIDTH; USED WITH 37 MM CASSETTE SIZE; USED TO SEAL 2 AND 3 PART FILTER CASSETTES DURING SAMPLING PERIOD AND TRANSPORT TO THE LABORATORY; UNIT QTY 100 MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6110-00-078-8565 INTERCHANGEABLE
Regulator,voltage
3040-01-379-1997S23479-2 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Parker Hannifin Corp Dba Pneutronics
4820-01-410-88231722 INTERCHANGEABLE
Valve,vent
Droitcour Co
Cross-Reference Index
Part NumberManufacturer
F91C241 Air Force Medical Logistics Office (USA)
91-4-2-23 LAP Air Force Medical Logistics Office (USA)
225-25 PRIMARY Skc Inc (USA)
Related Parts
6110-00-078-8565INTERCHANGEABLE
REGULATOR,VOLTAGE
3040-01-379-1997INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
S23479-2
4820-01-410-8823INTERCHANGEABLE
VALVE,VENT
1722

Frequently Asked Questions

What is NSN 6640-01-338-2744?

NSN 6640-01-338-2744 is a Band,sealing,filter Cassette, manufactured by Skc Inc, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-338-2744?

NSN 6640-01-338-2744 has 3 cross-referenced part numbers: F91C241 (Air Force Medical Logistics Office), 91-4-2-23 LAP (Air Force Medical Logistics Office), 225-25 (Skc Inc).

What NSN replaces 6640-01-338-2744?

There are 3 known substitutes for 6640-01-338-2744: 6110-00-078-8565, 3040-01-379-1997, 4820-01-410-8823. Verify interchangeability with system specifications before substitution.

What are the specifications of 225-25?

Key specifications for 225-25: Part Name Assigned by Controlling Agency: BAND SEALING FILTER CASSETTE SELF-SEALING 1"W F/37MM CASSETTE100 MM; General Characteristics Item Description: SELF-SEALING; 1 INCH WIDTH; USED WITH 37 MM CASSETTE SIZE; USED TO SEAL 2 AND 3 PART FILTER CASSETTES DURING SAMPLING PERIOD AND TRANSPORT TO THE LABORATORY; UNIT QTY 100 MM. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com