PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

375-1001-00Filter,hepa Supply

Germfree Laboratories, Llc · NSN 6640-01-557-4790 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-557-4790 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-557-4790. Primary manufacturer part number: 375-1001-00.
Features
  • Filter,hepa Supply — FSC 6640
  • 4 verified cross-references
  • Primary manufacturer: Germfree Laboratories, Llc
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,hepa Supply, cataloged under National Stock Number 6640-01-557-4790, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Germfree Laboratories, Llc. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-01-557-4790
Primary Part Number375-1001-00
Item NameFilter,hepa Supply
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerGermfree Laboratories, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4730-00-254-62254-4 010202B INTERCHANGEABLE
Elbow,pipe to Tube
Sae International Dba Sae International
4730-00-359-4720 INTERCHANGEABLE
Elbow,pipe
4820-00-516-442947-150 INTERCHANGEABLE
Valve,globe
Cpi Satcom & Antenna Technologies Inc.
5310-00-930-7566DS-934174 INTERCHANGEABLE
Washer,spring Tension
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
6640NCM071907 Defense Medical Standardization Board (USA)
375-1001-00 PRIMARY Germfree Laboratories, Llc (USA)
4944 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
BBF 2SS-HF2S Germfree Laboratories Inc Purified Microenviroments Div (USA)
Related Parts
4730-00-254-6225INTERCHANGEABLE
ELBOW,PIPE TO TUBE
4-4 010202B
4730-00-359-4720INTERCHANGEABLE
ELBOW,PIPE
4820-00-516-4429INTERCHANGEABLE
VALVE,GLOBE
47-150
5310-00-930-7566INTERCHANGEABLE
WASHER,SPRING TENSION
DS-934174

Frequently Asked Questions

What is NSN 6640-01-557-4790?

NSN 6640-01-557-4790 is a Filter,hepa Supply, manufactured by Germfree Laboratories, Llc, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-01-557-4790?

NSN 6640-01-557-4790 has 4 cross-referenced part numbers: 6640NCM071907 (Defense Medical Standardization Board), 375-1001-00 (Germfree Laboratories, Llc), 4944 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), BBF 2SS-HF2S (Germfree Laboratories Inc Purified Microenviroments Div).

What NSN replaces 6640-01-557-4790?

There are 4 known substitutes for 6640-01-557-4790: 4730-00-254-6225, 4730-00-359-4720, 4820-00-516-4429 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 375-1001-00?

Key specifications for 375-1001-00: Special Features: HEPA SUPPLY FILTER, FOR THE BIOLOGICAL SAFETY CABINET,NSN: 6640-01-498-4194; Overall Height: 3.000 INCHES NOMINAL IN; Overall Width: 20.000 INCHES NOMINAL IN; Overall Length: 20.000 INCHES NOMINAL IN. 5 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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