PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TC-12Filter,air Sampling

Hi-Q Environmental Products Co Inc · NSN 6640-01-593-3789 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-593-3789 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-593-3789. Primary manufacturer part number: TC-12.
Features
  • Filter,air Sampling — FSC 6640
  • Material: CARBON AND PLASTIC
  • Color: YELLOW
  • Overall Diameter: 2.250 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Hi-Q Environmental Products Co Inc
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Applications requiring Carbon and Plastic construction
General Description

The Filter,air Sampling, cataloged under National Stock Number 6640-01-593-3789, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Hi-Q Environmental Products Co Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-593-3789
Primary Part NumberTC-12
Item NameFilter,air Sampling
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerHi-Q Environmental Products Co Inc
StatusACTIVE
MaterialCARBON AND PLASTIC
ColorYELLOW
Overall Diameter2.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5120-00-181-6784 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5340-00-532-91465329146 INTERCHANGEABLE
Clamp,loop
U S Army Tank Automotive Command Amsta-Im-Mm
5910-00-649-05656TMS2 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Sprague Electric Co World Hqs
3455-01-045-9154 INTERCHANGEABLE
File,rotary
4820-01-173-8362BS8-2326-117 INTERCHANGEABLE
Seat,valve
Euramco Safety Inc
4910-01-362-6773 INTERCHANGEABLE
Dynamometer,vehicle Chassis,sing
Cross-Reference Index
Part NumberManufacturer
6640NCM060288 Defense Medical Standardization Board (USA)
1961 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
TC-12 PRIMARY Hi-Q Environmental Products Co Inc (USA)
Related Parts
5120-00-181-6784INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5340-00-532-9146INTERCHANGEABLE
CLAMP,LOOP
5329146
5910-00-649-0565INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
6TMS2
3455-01-045-9154INTERCHANGEABLE
FILE,ROTARY
4820-01-173-8362INTERCHANGEABLE
SEAT,VALVE
BS8-2326-117
4910-01-362-6773INTERCHANGEABLE
DYNAMOMETER,VEHICLE CHASSIS,SING

Frequently Asked Questions

What is NSN 6640-01-593-3789?

NSN 6640-01-593-3789 is a Filter,air Sampling, manufactured by Hi-Q Environmental Products Co Inc, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-593-3789?

NSN 6640-01-593-3789 has 3 cross-referenced part numbers: 6640NCM060288 (Defense Medical Standardization Board), 1961 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), TC-12 (Hi-Q Environmental Products Co Inc).

What NSN replaces 6640-01-593-3789?

There are 6 known substitutes for 6640-01-593-3789: 5120-00-181-6784, 5340-00-532-9146, 5910-00-649-0565 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TC-12?

Key specifications for TC-12: Material: CARBON AND PLASTIC; Color: YELLOW; Overall Diameter: 2.250 INCHES NOMINAL IN; Overall Height: 1.000 INCHES NOMINAL IN. 7 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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