PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS27-7-8Pulley,groove

Browning Belting and Supply Co Inc · NSN 3020-00-865-6879 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-865-6879 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-865-6879. Primary manufacturer part number: AS27-7-8.
Features
  • Pulley,groove — FSC 3020
  • Lightening Hole: NOT INCLUDED
  • Standard V-Belt Section Designation for Which Designed: A
  • Web/spoke Relationship to Face Centerline: NOT OFFSET
  • Groove Shape: V
  • Material: STEEL OVERALL
  • Integral Cooling Vane: NOT INCLUDED
  • Split Hub Feature: NOT INCLUDED
Applications
  • Applications requiring Steel Overall construction
General Description

The Pulley,groove, cataloged under National Stock Number 3020-00-865-6879, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Browning Belting and Supply Co Inc. Government technical data includes 30 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-865-6879
Primary Part NumberAS27-7-8
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerBrowning Belting and Supply Co Inc
StatusACTIVE
Lightening HoleNOT INCLUDED
Standard V-Belt Section Designation for Which DesignedA
Web/spoke Relationship to Face CenterlineNOT OFFSET
Groove ShapeV
MaterialSTEEL OVERALL
Integral Cooling VaneNOT INCLUDED
Split Hub FeatureNOT INCLUDED
Keying Facility TypeKEYWAY
Bore FeatureINCLUDED
Securing MethodTHREADED HOLE(S)
Bore Diameter0.875 INCHES NOMINAL IN
Hole LocationON TOP OF KEY
Keyway Width0.094 INCHES NOMINAL IN
Design FormPLAIN
Counterbore FeatureNOT INCLUDED
Groove Depth0.500 INCHES NOMINAL IN
Distance From Center of Bore to Bottom of Keyway0.531 INCHES NOMINAL IN
V Groove Angle in Deg34.000
Thread Size5/16-18
Groove Width0.507 INCHES NOMINAL IN
Outside Diameter2.700 INCHES NOMINAL IN
Pitch Diameter2.500 INCHES NOMINAL IN
Face Width0.625 INCHES NOMINAL IN
Furnished ItemsKEYING FACILITY
Groove Quantity1
BearingsNOT INCLUDED
Securing Hole Quantity1
Bore Length0.625 INCHES NOMINAL IN
Bore TypeSTRAIGHT
Style DesignatorPLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-01-470-2578 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
AS27-7-8 Browning Belting and Supply Co Inc (USA)
Related Parts
5331-01-470-2578INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 3020-00-865-6879?

NSN 3020-00-865-6879 is a Pulley,groove, manufactured by Browning Belting and Supply Co Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-865-6879?

NSN 3020-00-865-6879 has 1 cross-referenced part number: AS27-7-8 (Browning Belting and Supply Co Inc).

What NSN replaces 3020-00-865-6879?

There is 1 known substitute for 3020-00-865-6879: 5331-01-470-2578. Verify interchangeability with system specifications before substitution.

What are the specifications of AS27-7-8?

Key specifications for AS27-7-8: Lightening Hole: NOT INCLUDED; Standard V-Belt Section Designation for Which Designed: A; Web/spoke Relationship to Face Centerline: NOT OFFSET; Groove Shape: V. 30 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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