PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70-3-2-1Board Filters and Ch

Celtech Corporation Div Use CAGE 65552 for All Orders · NSN 6620-00-988-9158 · FSC 6620 · No Item Name Available
Verified by PartsTable
NSN 6620-00-988-9158 — this item is cataloged by the U.S. Government under National Stock Number 6620-00-988-9158. Primary manufacturer part number: 70-3-2-1.
Features
  • Board Filters and Ch — FSC 6620
  • FSC Application Data: TEST STAND,ENGINE
  • 1 verified cross-reference
  • Primary manufacturer: Celtech Corporation Div Use CAGE 65552 for All Orders
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Board Filters and Ch, cataloged under National Stock Number 6620-00-988-9158, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Celtech Corporation Div Use CAGE 65552 for All Orders. Government technical data includes 1 verified specification, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6620-00-988-9158
Primary Part Number70-3-2-1
Item NameBoard Filters and Ch
FSC / FSG6620 / 66 — No Item Name Available
ManufacturerCeltech Corporation Div Use CAGE 65552 for All Orders
StatusACTIVE
FSC Application DataTEST STAND,ENGINE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6650-00-759-728553625 INTERCHANGEABLE
Polarimeter,triple Field
Pakhoed Distribution Corp
5360-00-842-1328 INTERCHANGEABLE
Spring,helical,extension
3120-01-288-787870321 INTERCHANGEABLE
Bushing,sleeve
Alfa Laval Inc
Cross-Reference Index
Part NumberManufacturer
70-3-2-1 PRIMARY Celtech Corporation Div Use CAGE 65552 for All Orders (USA)
Related Parts
6650-00-759-7285INTERCHANGEABLE
POLARIMETER,TRIPLE FIELD
53625
5360-00-842-1328INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
3120-01-288-7878INTERCHANGEABLE
BUSHING,SLEEVE
70321

Frequently Asked Questions

What is NSN 6620-00-988-9158?

NSN 6620-00-988-9158 is a Board Filters and Ch, manufactured by Celtech Corporation Div Use CAGE 65552 for All Orders, classified under FSC 6620 (No Item Name Available). Status: active.

What are the part numbers for NSN 6620-00-988-9158?

NSN 6620-00-988-9158 has 1 cross-referenced part number: 70-3-2-1 (Celtech Corporation Div Use CAGE 65552 for All Orders).

What NSN replaces 6620-00-988-9158?

There are 3 known substitutes for 6620-00-988-9158: 6650-00-759-7285, 5360-00-842-1328, 3120-01-288-7878. Verify interchangeability with system specifications before substitution.

What are the specifications of 70-3-2-1?

Key specifications for 70-3-2-1: FSC Application Data: TEST STAND,ENGINE; End Item Identification: 66208429224. 2 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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