PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6491Indicator,dial

Central Tools, Inc. · NSN 5210-01-063-3357 · FSC 5210 · No Item Name Available
Verified by PartsTable
NSN 5210-01-063-3357 — this item is cataloged by the U.S. Government under National Stock Number 5210-01-063-3357. Primary manufacturer part number: 6491.
Features
  • Indicator,dial — FSC 5210
  • Graduation Unit: 0.01 MILLIMETERS MM
  • Measurement Capacity: 5.000 MILLIMETERS MM
  • Functional Description: MOTORCYCLE TIMING GAGE
  • Contact Point Location: STEM
  • Contact Point Action Type: SWIVEL
  • Dial Setting Type: FIXED
  • Dial Marking: 0-100
Applications
  • Quality assurance and inspection
  • Precision measurement and calibration
  • Laboratory and test equipment
General Description

The Indicator,dial, cataloged under National Stock Number 5210-01-063-3357, is classified within Federal Supply Class 5210 (No Item Name Available) of the Measuring Tools group. The primary manufacturer of record is Central Tools, Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 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
NSN5210-01-063-3357
Primary Part Number6491
Item NameIndicator,dial
FSC / FSG5210 / 52 — No Item Name Available
ManufacturerCentral Tools, Inc.
StatusACTIVE
Graduation Unit0.01 MILLIMETERS MM
Measurement Capacity5.000 MILLIMETERS MM
Functional DescriptionMOTORCYCLE TIMING GAGE
Contact Point LocationSTEM
Contact Point Action TypeSWIVEL
Dial Setting TypeFIXED
Dial Marking0-100
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5360-00-074-12766491 INTERCHANGEABLE
Spring,helical,compression
King Engineering Corporation Dba King-Gage Systems
2910-00-200-8136 INTERCHANGEABLE
Pump,fuel,cam Actuated
5315-00-240-09426491 INTERCHANGEABLE
Key,woodruff
Triumph Engine Control Systems Llc
2920-00-640-7816IGB1240 INTERCHANGEABLE
Cap,ignition Distribution
Prestolite Electric Inc
6220-01-227-00426491 INTERCHANGEABLE
Spotlight
893 Mfg, Llc
5945-01-234-121584000476-001 INTERCHANGEABLE
Solenoid,electrical
Woodward Hrt Inc
6660-01-501-05880872F1 INTERCHANGEABLE
Detector,ice
Campbell Scientific Inc
4920-01-530-02736491 INTERCHANGEABLE
Probe,1x Scope,airc
Fluke Electronics Corp
6625-01-660-76886491 INTERCHANGEABLE
Probe-Lead Assembly,test
Pomona Electronics
Cross-Reference Index
Part NumberManufacturer
6491 PRIMARY Central Tools, Inc. (USA)
GA555M Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
CM278 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
CM6491 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
GA555MA PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
278 Central Tools, Inc. (USA)
CE-6491 Cornwell Quality Tools Company, the (USA)
Related Parts
5360-00-074-1276INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6491
2910-00-200-8136INTERCHANGEABLE
PUMP,FUEL,CAM ACTUATED
5315-00-240-0942INTERCHANGEABLE
KEY,WOODRUFF
6491
2920-00-640-7816INTERCHANGEABLE
CAP,IGNITION DISTRIBUTION
IGB1240
6220-01-227-0042INTERCHANGEABLE
SPOTLIGHT
6491
5945-01-234-1215INTERCHANGEABLE
SOLENOID,ELECTRICAL
84000476-001
6660-01-501-0588INTERCHANGEABLE
DETECTOR,ICE
0872F1
4920-01-530-0273INTERCHANGEABLE
PROBE,1X SCOPE,AIRC
6491
6625-01-660-7688INTERCHANGEABLE
PROBE-LEAD ASSEMBLY,TEST
6491

Frequently Asked Questions

What is NSN 5210-01-063-3357?

NSN 5210-01-063-3357 is a Indicator,dial, manufactured by Central Tools, Inc., classified under FSC 5210 (No Item Name Available). Status: active.

What are the part numbers for NSN 5210-01-063-3357?

NSN 5210-01-063-3357 has 7 cross-referenced part numbers: 6491 (Central Tools, Inc.), GA555M (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), CM278 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), CM6491 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), GA555MA (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc) and 2 more.

What NSN replaces 5210-01-063-3357?

There are 9 known substitutes for 5210-01-063-3357: 5360-00-074-1276, 2910-00-200-8136, 5315-00-240-0942 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6491?

Key specifications for 6491: Graduation Unit: 0.01 MILLIMETERS MM; Measurement Capacity: 5.000 MILLIMETERS MM; Functional Description: MOTORCYCLE TIMING GAGE; Contact Point Location: STEM. 8 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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