PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7-645Filter,air,diving Apparatus

Andi International · NSN 4220-01-640-8236 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-640-8236 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-640-8236. Primary manufacturer part number: 7-645.
Features
  • Filter,air,diving Apparatus — FSC 4220
  • Material: PLASTIC
  • Nondefinitive Spec/std Data: 1.6 WEIGHT
  • 1 verified cross-reference
  • Primary manufacturer: Andi International
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Applications requiring Plastic construction
General Description

The Filter,air,diving Apparatus, cataloged under National Stock Number 4220-01-640-8236, is classified within Federal Supply Class 4220 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Andi International. Government technical data includes 2 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4220-01-640-8236
Primary Part Number7-645
Item NameFilter,air,diving Apparatus
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerAndi International
StatusACTIVE
MaterialPLASTIC
Nondefinitive Spec/std Data1.6 WEIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5120-00-318-5977 INTERCHANGEABLE
Puller,mechanical
5935-00-549-530910701B18 INTERCHANGEABLE
Plug,tip
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5960-00-828-1217 INTERCHANGEABLE
Electron Tube
5120-00-928-4127B-764 INTERCHANGEABLE
Blade,socket Head Screw Key
Bristol, Inc. Dba Remote Automation Solutions Div Remote Automation Solutions
6625-01-024-0556 INTERCHANGEABLE
Voltmeter
5955-01-129-13027645 INTERCHANGEABLE
Crystal Unit
Power Control Devices, Inc.
Cross-Reference Index
Part NumberManufacturer
7-645 PRIMARY Andi International (USA)
Related Parts
5120-00-318-5977INTERCHANGEABLE
PULLER,MECHANICAL
5935-00-549-5309INTERCHANGEABLE
PLUG,TIP
10701B18
5960-00-828-1217INTERCHANGEABLE
ELECTRON TUBE
5120-00-928-4127INTERCHANGEABLE
BLADE,SOCKET HEAD SCREW KEY
B-764
6625-01-024-0556INTERCHANGEABLE
VOLTMETER
5955-01-129-1302INTERCHANGEABLE
CRYSTAL UNIT
7645

Frequently Asked Questions

What is NSN 4220-01-640-8236?

NSN 4220-01-640-8236 is a Filter,air,diving Apparatus, manufactured by Andi International, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-01-640-8236?

NSN 4220-01-640-8236 has 1 cross-referenced part number: 7-645 (Andi International).

What NSN replaces 4220-01-640-8236?

There are 6 known substitutes for 4220-01-640-8236: 5120-00-318-5977, 5935-00-549-5309, 5960-00-828-1217 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7-645?

Key specifications for 7-645: Overall Width: 10.0 MILLIMETERS NOMINAL MM; Material: PLASTIC; Nondefinitive Spec/std Data: 1.6 WEIGHT. 3 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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