PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

500BDisk,clutch,vehicular

Raymark Industries Inc Stratford Div · NSN 2520-00-886-9788 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-886-9788 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-886-9788. Primary manufacturer part number: 500B.
Features
  • Disk,clutch,vehicular — FSC 2520
  • Teeth Quantity Per Disk: 13
  • Disk Material: STEEL
  • Flexibility: RIGID
  • Outside Diameter: 0.531 INCHES NOMINAL IN
  • Design Type: DRY
  • Disk Type: INTERNAL TEETH
  • Construction: SOLID
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Disk,clutch,vehicular, cataloged under National Stock Number 2520-00-886-9788, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Raymark Industries Inc Stratford Div. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2520-00-886-9788
Primary Part Number500B
Item NameDisk,clutch,vehicular
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerRaymark Industries Inc Stratford Div
StatusCANCELLED
Teeth Quantity Per Disk13
Disk MaterialSTEEL
FlexibilityRIGID
Outside Diameter0.531 INCHES NOMINAL IN
Design TypeDRY
Disk TypeINTERNAL TEETH
ConstructionSOLID
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-188-3509AS4863-01 INTERCHANGEABLE
Plug,pipe
Sae International Dba Sae International
5330-00-214-2923 INTERCHANGEABLE
Gasket
4910-00-252-1372 INTERCHANGEABLE
Grinding Machine,valve Face
4730-00-270-46166-6120102BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
5360-00-359-0901 INTERCHANGEABLE
Spring,helical,compression
6625-00-502-7373500B INTERCHANGEABLE
Detecting Element,directional Co
Bird Electronic Corporation Div Bird Electronic Corp
6625-00-683-9466500B INTERCHANGEABLE
Meter,electrical Frequency
Keysight Technologies Inc
5120-00-935-7450 INTERCHANGEABLE
Socket,socket Wrench
4940-01-028-7493EP-5UL INTERCHANGEABLE
Heat Gun,electric
Electrical Assembly Inc. Div Eddy Products
6635-01-194-8037500B INTERCHANGEABLE
Measuring Machine,surface Finish
Extrude Hone Llc
Cross-Reference Index
Part NumberManufacturer
500B Raymark Industries Inc Stratford Div (USA)
S-261 Columbus Mckinnon Corp Cm Hoist Div (USA)
500B Raymark Industries Inc (USA)
Related Parts
4730-00-188-3509INTERCHANGEABLE
PLUG,PIPE
AS4863-01
5330-00-214-2923INTERCHANGEABLE
GASKET
4910-00-252-1372INTERCHANGEABLE
GRINDING MACHINE,VALVE FACE
4730-00-270-4616INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
6-6120102BA
5360-00-359-0901INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6625-00-502-7373INTERCHANGEABLE
DETECTING ELEMENT,DIRECTIONAL CO
500B
6625-00-683-9466INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
500B
5120-00-935-7450INTERCHANGEABLE
SOCKET,SOCKET WRENCH
4940-01-028-7493INTERCHANGEABLE
HEAT GUN,ELECTRIC
EP-5UL
6635-01-194-8037INTERCHANGEABLE
MEASURING MACHINE,SURFACE FINISH
500B
5120-01-335-0815INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5905-01-424-2291INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM
S261

Frequently Asked Questions

What is NSN 2520-00-886-9788?

NSN 2520-00-886-9788 is a Disk,clutch,vehicular, manufactured by Raymark Industries Inc Stratford Div, classified under FSC 2520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2520-00-886-9788?

NSN 2520-00-886-9788 has 3 cross-referenced part numbers: 500B (Raymark Industries Inc Stratford Div), S-261 (Columbus Mckinnon Corp Cm Hoist Div), 500B (Raymark Industries Inc).

What NSN replaces 2520-00-886-9788?

There are 12 known substitutes for 2520-00-886-9788: 4730-00-188-3509, 5330-00-214-2923, 4910-00-252-1372 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 500B?

Key specifications for 500B: Teeth Quantity Per Disk: 13; Disk Material: STEEL; Flexibility: RIGID; Outside Diameter: 0.531 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2520-00-886-9788 still in active supply?

NSN 2520-00-886-9788 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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