PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20505Pulley,groove

Eagle Crusher Co Inc Dba Stedman Machine Co · NSN 3020-00-065-8565 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-065-8565 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-065-8565. Primary manufacturer part number: 20505.
Features
  • Pulley,groove — FSC 3020
  • Pitch Diameter: 6.000 INCHES NOMINAL IN
  • Integral Cooling Vane: NOT INCLUDED
  • Keying Facility Type: KEYWAY
  • Hub Outside Diameter: 3.125 INCHES NOMINAL BOTH ENDS IN
  • Style Designator: WEBBED OR SPOKED
  • Unable to Decode: UNABLE TO DECODE
  • Quantity: 1
Applications
  • Applications requiring Steel Overall construction
General Description

The Pulley,groove, cataloged under National Stock Number 3020-00-065-8565, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Eagle Crusher Co Inc Dba Stedman Machine Co. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-065-8565
Primary Part Number20505
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerEagle Crusher Co Inc Dba Stedman Machine Co
StatusACTIVE
Pitch Diameter6.000 INCHES NOMINAL IN
Integral Cooling VaneNOT INCLUDED
Keying Facility TypeKEYWAY
Hub Outside Diameter3.125 INCHES NOMINAL BOTH ENDS IN
Style DesignatorWEBBED OR SPOKED
Unable to DecodeUNABLE TO DECODE
Quantity1
BearingsNOT INCLUDED
Unable to DecodeUNABLE TO DECODE
Counterbore FeatureNOT INCLUDED
Design FormWEBBED
Face Width1.750 INCHES NOMINAL IN
Groove Quantity2
Split Hub FeatureNOT INCLUDED
Bore TypeSTRAIGHT
Bore FeatureINCLUDED
Lightening HoleNOT INCLUDED
Outside Diameter6.350 INCHES NOMINAL IN
Groove Width0.637 INCHES NOMINAL IN
Bore Length1.312 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Bore Diameter1.125 INCHES NOMINAL IN
Keyway Width0.250 INCHES NOMINAL IN
Distance From Center of Bore to Bottom of Keyway0.637 INCHES NOMINAL IN
Groove Depth0.580 INCHES NOMINAL IN
V Groove Angle in Deg34.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-139-8245U-533984 INTERCHANGEABLE
Crank,hand
Triumph Thermal Systems, Llc
5330-00-172-20281255PC74085B INTERCHANGEABLE
Gasket
Brinkley Technology Group Llc Dba Hercules Manufacturing
5945-00-252-5608 INTERCHANGEABLE
Relay,electromagnetic
4420-00-468-0140 INTERCHANGEABLE
Plate,cover
5975-00-472-5124TC726A INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
6660-00-628-0557 INTERCHANGEABLE
Eccentric
1650-00-692-356620505 INTERCHANGEABLE
Head,linear Actuating Cylinder
Parker-Hannifin Corporation Dba Control Systems Division
4720-00-733-977920505 INTERCHANGEABLE
Hose,preformed
Gates Corporation
6515-00-912-825811-394-97F INTERCHANGEABLE
Gloves,surgeons'
Fisher Scientific Co
5307-01-201-209620505 INTERCHANGEABLE
Stud,plain
Northrop Grumman Systems Corporation Div Marine Systems
Cross-Reference Index
Part NumberManufacturer
20505 PRIMARY Eagle Crusher Co Inc Dba Stedman Machine Co (USA)
Related Parts
5340-00-139-8245INTERCHANGEABLE
CRANK,HAND
U-533984
5330-00-172-2028INTERCHANGEABLE
GASKET
1255PC74085B
5945-00-252-5608INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
4420-00-468-0140INTERCHANGEABLE
PLATE,COVER
5975-00-472-5124INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
TC726A
6660-00-628-0557INTERCHANGEABLE
ECCENTRIC
1650-00-692-3566INTERCHANGEABLE
HEAD,LINEAR ACTUATING CYLINDER
20505
4720-00-733-9779INTERCHANGEABLE
HOSE,PREFORMED
20505
6515-00-912-8258INTERCHANGEABLE
GLOVES,SURGEONS'
11-394-97F
5307-01-201-2096INTERCHANGEABLE
STUD,PLAIN
20505
5330-01-286-3047INTERCHANGEABLE
GASKET
5365-01-398-7024INTERCHANGEABLE
RING,EXTERNALLY THREADED
20505

Frequently Asked Questions

What is NSN 3020-00-065-8565?

NSN 3020-00-065-8565 is a Pulley,groove, manufactured by Eagle Crusher Co Inc Dba Stedman Machine Co, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-065-8565?

NSN 3020-00-065-8565 has 1 cross-referenced part number: 20505 (Eagle Crusher Co Inc Dba Stedman Machine Co).

What NSN replaces 3020-00-065-8565?

There are 12 known substitutes for 3020-00-065-8565: 5340-00-139-8245, 5330-00-172-2028, 5945-00-252-5608 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20505?

Key specifications for 20505: Pitch Diameter: 6.000 INCHES NOMINAL IN; Integral Cooling Vane: NOT INCLUDED; Keying Facility Type: KEYWAY; Hub Outside Diameter: 3.125 INCHES NOMINAL BOTH ENDS IN. 26 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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