PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M220Extensometer

Mark-10 Corp Dba Mark-10 Corp · NSN 6635-01-625-2074 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-01-625-2074 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-625-2074. Primary manufacturer part number: M220.
Features
  • Extensometer — FSC 6635
  • Carrying Case: NOT PROVIDED
  • Scale Range: -0.1 TO 10.0 KILOGRAMS KG
  • Scale Quantity: 1
  • Indicator Type: DIGITAL COUNTER
  • Deflection Angle Adjuster: NOT INCLUDED
  • Temperature Compensator: NOT INCLUDED
  • 3 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Extensometer, cataloged under National Stock Number 6635-01-625-2074, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Mark-10 Corp Dba Mark-10 Corp. Government technical data includes 6 verified specifications, 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6635-01-625-2074
Primary Part NumberM220
Item NameExtensometer
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerMark-10 Corp Dba Mark-10 Corp
StatusACTIVE
Carrying CaseNOT PROVIDED
Scale Range-0.1 TO 10.0 KILOGRAMS KG
Scale Quantity1
Indicator TypeDIGITAL COUNTER
Deflection Angle AdjusterNOT INCLUDED
Temperature CompensatorNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-100-6155MS19059-2418 INTERCHANGEABLE
Ball,bearing
American Society for Testing and Materials Dba Astm International
2320-00-835-86008358600 INTERCHANGEABLE
Truck,van
U S Army Tank Automotive Command Amsta-Im-Mm
6650-01-055-3527M220 INTERCHANGEABLE
Objective,microscope
Gaertner Scientific Corporation
6140-01-193-0907M220 INTERCHANGEABLE
Liquid Supply
Simplex Filler Co
7025-01-348-0191 INTERCHANGEABLE
Display Unit
5340-01-377-0342M220 INTERCHANGEABLE
Magnet,permanent
North American Signal Co
7010-01-550-4736M220 INTERCHANGEABLE
Computer System,digital
Getac Inc
5340-01-571-2211M-220 INTERCHANGEABLE
Plate,mounting
Phoenix International, Limited V
4940-01-598-2198MG20 INTERCHANGEABLE
Cleaning Element,pipeline,fluid
Mandus Group Llc
Cross-Reference Index
Part NumberManufacturer
802027341801-1 Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division (USA)
MG20 Mark-10 Corp Dba Mark-10 Corp (USA)
M220 PRIMARY Mark-10 Corp Dba Mark-10 Corp (USA)
Related Parts
3110-00-100-6155INTERCHANGEABLE
BALL,BEARING
MS19059-2418
2320-00-835-8600INTERCHANGEABLE
TRUCK,VAN
8358600
6650-01-055-3527INTERCHANGEABLE
OBJECTIVE,MICROSCOPE
M220
6140-01-193-0907INTERCHANGEABLE
LIQUID SUPPLY
M220
7025-01-348-0191INTERCHANGEABLE
DISPLAY UNIT
5340-01-377-0342INTERCHANGEABLE
MAGNET,PERMANENT
M220
7010-01-550-4736INTERCHANGEABLE
COMPUTER SYSTEM,DIGITAL
M220
5340-01-571-2211INTERCHANGEABLE
PLATE,MOUNTING
M-220
4940-01-598-2198INTERCHANGEABLE
CLEANING ELEMENT,PIPELINE,FLUID
MG20

Frequently Asked Questions

What is NSN 6635-01-625-2074?

NSN 6635-01-625-2074 is a Extensometer, manufactured by Mark-10 Corp Dba Mark-10 Corp, classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-01-625-2074?

NSN 6635-01-625-2074 has 3 cross-referenced part numbers: 802027341801-1 (Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division), MG20 (Mark-10 Corp Dba Mark-10 Corp), M220 (Mark-10 Corp Dba Mark-10 Corp).

What NSN replaces 6635-01-625-2074?

There are 9 known substitutes for 6635-01-625-2074: 3110-00-100-6155, 2320-00-835-8600, 6650-01-055-3527 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M220?

Key specifications for M220: Carrying Case: NOT PROVIDED; End Item Identification: CONSOL GSE; Scale Range: -0.1 TO 10.0 KILOGRAMS KG; Scale Quantity: 1. 9 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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