PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

01-901-72Gear,spur

Secs Inc · NSN 3020-01-191-4406 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-191-4406 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-191-4406. Primary manufacturer part number: 01-901-72.
Features
  • Gear,spur — FSC 3020
  • Body Style: PLAIN, SOLID
  • Attachment Method: CLAMP
  • Teeth Quantity: 72
  • Tooth Form: STANDARD
  • Surface Treatment Document and Classification: QQ-P-35,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE HUB
  • Material: STEEL CORROSION RESISTING HUB
  • Surface Treatment Document and Classification: MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Corrosion Resisting Hub construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-191-4406, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Secs Inc. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, 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
NSN3020-01-191-4406
Primary Part Number01-901-72
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerSecs Inc
StatusACTIVE
Body StylePLAIN, SOLID
Attachment MethodCLAMP
Teeth Quantity72
Tooth FormSTANDARD
Surface Treatment Document and ClassificationQQ-P-35,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE HUB
MaterialSTEEL CORROSION RESISTING HUB
Surface Treatment Document and ClassificationMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY
Bore Nominal Diameter0.094 INCHES BOTH ENDS IN
Surface TreatmentANODIZE BODY
Nominal Outside Diameter1.156 INCHES IN
Bore StylePLAIN BOTH ENDS
Pressure Angle20.0000 DEGREES
Clamping Surface Nominal Length0.281 INCHES FIRST END IN
Hub Nominal Diameter0.188 INCHES FIRST END IN
MaterialALUMINUM ALLOY 2024 BODY
Material Document and ClassificationQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE BODY
Hub Style DesignatorSPLIT FIRST END
Style DesignatorPROTRUDING HUB
Surface TreatmentPASSIVATE HUB
Nominal Distance Between Body Face and Protruding Hub End0.281 INCHES FIRST END IN
Face Nominal Width0.125 INCHES IN
Pitch Diameter1.1250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-282-0512 INTERCHANGEABLE
Nut,self-Locking,hexagon
Cross-Reference Index
Part NumberManufacturer
807334 Raytheon Company Dba Raytheon (USA)
01-901-72 PRIMARY Secs Inc (USA)
807334-2072 PRIMARY Raytheon Company Dba Raytheon (USA)
H48-72-.0935 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
5310-00-282-0512INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON

Frequently Asked Questions

What is NSN 3020-01-191-4406?

NSN 3020-01-191-4406 is a Gear,spur, manufactured by Secs Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-191-4406?

NSN 3020-01-191-4406 has 4 cross-referenced part numbers: 807334 (Raytheon Company Dba Raytheon), 01-901-72 (Secs Inc), 807334-2072 (Raytheon Company Dba Raytheon), H48-72-.0935 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 3020-01-191-4406?

There is 1 known substitute for 3020-01-191-4406: 5310-00-282-0512. Verify interchangeability with system specifications before substitution.

What are the specifications of 01-901-72?

Key specifications for 01-901-72: Body Style: PLAIN, SOLID; Attachment Method: CLAMP; Teeth Quantity: 72; Tooth Form: STANDARD. 22 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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