PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203857Pulley,groove

Marine Travelift Inc · NSN 3020-01-508-6060 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-508-6060 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-508-6060. Primary manufacturer part number: 203857.
Features
  • Pulley,groove — FSC 3020
  • 1 verified cross-reference
  • Primary manufacturer: Marine Travelift Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Pulley,groove, cataloged under National Stock Number 3020-01-508-6060, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Marine Travelift Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-508-6060
Primary Part Number203857
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerMarine Travelift Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-01-163-825662222 INTERCHANGEABLE
Nut,self-Locking,hexagon
Bergstrom Inc
Cross-Reference Index
Part NumberManufacturer
203857 PRIMARY Marine Travelift Inc (USA)
Related Parts
5310-01-163-8256INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
62222

Frequently Asked Questions

What is NSN 3020-01-508-6060?

NSN 3020-01-508-6060 is a Pulley,groove, manufactured by Marine Travelift Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-508-6060?

NSN 3020-01-508-6060 has 1 cross-referenced part number: 203857 (Marine Travelift Inc).

What NSN replaces 3020-01-508-6060?

There is 1 known substitute for 3020-01-508-6060: 5310-01-163-8256. Verify interchangeability with system specifications before substitution.

What are the specifications of 203857?

Key specifications for 203857: Special Features: SHEAVE ASSEMBLY CONSISTS OF: 11 IN. MACHINED SHEAVE, 034546; INNER RACE BEARING, 203858 IN; End Item Identification: STRADDLE LIFT. 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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