PartsTable TECHNICAL DATA SHEET
NSN 2520-01-224-8736Government record, cited

Spider, Drive2520-01-224-8736

NSN 2520-01-224-8736 · NIIN 012248736 · Part number B5601
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · FSC 2520 — Vehicular Power Transmission Components · FSG 25 — Vehicular Equipment Components · CAGE 61208
Government record, cited
NSN 2520-01-224-8736 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-224-8736. Manufacturer of record part number: B5601.
Also searched as  2520-01-224-8736 · 2520012248736 · NIIN 012248736 · 01-224-8736 · FSC 2520 Vehicular Power Transmission Components · CAGE 61208 · B5601
Nearby stock numbers  ·
Features
  • Spider,drive — FSC 2520
  • General Characteristics Item Description: CAST IRON;DRIVE IS EQUIPPED WITH 20 EVENLY SPACED LUGS
  • 1 manufacturer part number on file
  • Manufacturer of record: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Identification
  • NSN: 2520-01-224-8736
  • NIIN: 012248736
  • FSC: 2520 — Vehicular Power Transmission Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: B5601
  • Manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
General Description

The Spider,drive, cataloged under National Stock Number 2520-01-224-8736, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-01-224-8736
Primary Part NumberB5601
Item NameSpider,drive
FSC / FSG2520 / 25 — Vehicular Power Transmission Components
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
General Characteristics Item DescriptionCAST IRON;DRIVE IS EQUIPPED WITH 20 EVENLY SPACED LUGS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
B5601 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
No interchangeability data on file.
Other items in FSC 2520 — Vehicular Power Transmission Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2520-00-000-3976
2520-00-000-3976 · Item name not on file
2520-00-000-8852
2520-00-000-8852 · Item name not on file
2520-00-000-9292
2520-00-000-9292 · Item name not on file
2520-00-001-0011
2520-00-001-0011 · Item name not on file
2520-00-001-3397
2520-00-001-3397 · Item name not on file
2520-00-001-3425
2520-00-001-3425 · Item name not on file
2520-00-001-3440
ROLLER,CENTER
2520-00-001-3441
2520-00-001-3441 · Item name not on file

Frequently Asked Questions

What is NSN 2520-01-224-8736?

NSN 2520-01-224-8736 is a Spider,drive, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.

What part numbers are listed for NSN 2520-01-224-8736?

NSN 2520-01-224-8736 has 1 manufacturer part number on file: B5601 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What are the specifications of B5601?

Key specifications for B5601: General Characteristics Item Description: CAST IRON;DRIVE IS EQUIPPED WITH 20 EVENLY SPACED LUGS. 1 specification is documented in the U.S. Government catalog.

Is NSN 2520-01-224-8736 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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