PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILP7034Pulley,groove

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 3020-00-288-3411 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-288-3411 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-288-3411. Primary manufacturer part number: MILP7034.
Features
  • Pulley,groove — FSC 3020
  • Material: ALUMINUM ALLOY 2024 OVERALL
  • Distance From Outside Flange/rim to Hub End and Location: 0.064 INCHES NOMINAL BOTH ENDS IN
  • Style Designator: PLAIN
  • Material Document and Classification: QQ-A-268 OR 355,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Unable to Decode: UNABLE TO DECODE
  • Groove Shape: U
  • Integral Cooling Vane: NOT INCLUDED
Applications
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Pulley,groove, cataloged under National Stock Number 3020-00-288-3411, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-288-3411
Primary Part NumberMILP7034
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
MaterialALUMINUM ALLOY 2024 OVERALL
Distance From Outside Flange/rim to Hub End and Location0.064 INCHES NOMINAL BOTH ENDS IN
Style DesignatorPLAIN
Material Document and ClassificationQQ-A-268 OR 355,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Unable to DecodeUNABLE TO DECODE
Groove ShapeU
Integral Cooling VaneNOT INCLUDED
Bearing TypeBALL
BearingsINCLUDED
Split Hub FeatureNOT INCLUDED
Groove Quantity1
Counterbore FeatureNOT INCLUDED
Hub Outside Diameter0.423 INCHES NOMINAL BOTH ENDS IN
Bore FeatureINCLUDED
Unable to DecodeUNABLE TO DECODE
Design FormPLAIN
Bore TypeSTRAIGHT
Bearing Quantity1
Face Width0.310 INCHES MAXIMUM IN
Lightening HoleNOT INCLUDED
Groove Radius0.047 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
Bore Length0.433 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
Groove Depth0.156 INCHES NOMINAL IN
Bore Diameter0.2495 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
Outside Diameter1.745 INCHES MINIMUM AND 1.755 INCHES MAXIMUM IN
Groove Width0.150 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
3020-00-277-1119 INTERCHANGEABLE
Pulley,groove
3020-00-277-1120 INTERCHANGEABLE
Pulley,groove
3020-00-277-1121 INTERCHANGEABLE
Pulley,groove
3020-00-277-1128 INTERCHANGEABLE
Pulley,groove
3020-00-287-7919 INTERCHANGEABLE
Pulley,groove
3020-00-287-9661 INTERCHANGEABLE
Pulley,groove
3020-00-517-1327 INTERCHANGEABLE
Pulley,groove
3020-00-528-0501 INTERCHANGEABLE
Pulley,groove
3020-00-528-0508 INTERCHANGEABLE
Pulley,groove
3020-00-542-0530 INTERCHANGEABLE
Pulley,groove
Cross-Reference Index
Part NumberManufacturer
MILP7034 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
NAS376-2 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MIL-DTL-7034/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS20219A2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AN219A2 Aeronautical Standards Group Dept of Navy and Air Force (USA)
MS20219A2 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
20219A2 Atco Pulley Corp
20219A2 Ralmark Co (USA)
Related Parts
3020-00-277-1119INTERCHANGEABLE
PULLEY,GROOVE
3020-00-277-1120INTERCHANGEABLE
PULLEY,GROOVE
3020-00-277-1121INTERCHANGEABLE
PULLEY,GROOVE
3020-00-277-1128INTERCHANGEABLE
PULLEY,GROOVE
3020-00-287-7919INTERCHANGEABLE
PULLEY,GROOVE
3020-00-287-9661INTERCHANGEABLE
PULLEY,GROOVE
3020-00-517-1327INTERCHANGEABLE
PULLEY,GROOVE
3020-00-528-0501INTERCHANGEABLE
PULLEY,GROOVE
3020-00-528-0508INTERCHANGEABLE
PULLEY,GROOVE
3020-00-542-0530INTERCHANGEABLE
PULLEY,GROOVE
3020-00-727-0741INTERCHANGEABLE
PULLEY,GROOVE

Frequently Asked Questions

What is NSN 3020-00-288-3411?

NSN 3020-00-288-3411 is a Pulley,groove, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-288-3411?

NSN 3020-00-288-3411 has 8 cross-referenced part numbers: MILP7034 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), NAS376-2 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MIL-DTL-7034/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS20219A2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AN219A2 (Aeronautical Standards Group Dept of Navy and Air Force) and 3 more.

What NSN replaces 3020-00-288-3411?

There are 11 known substitutes for 3020-00-288-3411: 3020-00-277-1119, 3020-00-277-1120, 3020-00-277-1121 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILP7034?

Key specifications for MILP7034: Material: ALUMINUM ALLOY 2024 OVERALL; Distance From Outside Flange/rim to Hub End and Location: 0.064 INCHES NOMINAL BOTH ENDS IN; Style Designator: PLAIN; Material Document and Classification: QQ-A-268 OR 355,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-288-3411 still in active supply?

NSN 3020-00-288-3411 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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