PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

538827Gear,spur

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 3020-00-946-5213 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-946-5213 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-946-5213. Primary manufacturer part number: 538827.
Features
  • Gear,spur — FSC 3020
  • Hub Nominal Diameter: 0.170 INCHES FIRST END IN
  • Material Document and Classification: AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Body Style: PLAIN, SOLID
  • Style Designator: PROTRUDING HUB
  • Pressure Angle: 28.0000 DEGREES
  • Nominal Outside Diameter: 5.000 INCHES IN
  • Bore Style: INVOLUTE SPLINE BOTH ENDS
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp E9310 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-946-5213, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN3020-00-946-5213
Primary Part Number538827
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Hub Nominal Diameter0.170 INCHES FIRST END IN
Material Document and ClassificationAMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body StylePLAIN, SOLID
Style DesignatorPROTRUDING HUB
Pressure Angle28.0000 DEGREES
Nominal Outside Diameter5.000 INCHES IN
Bore StyleINVOLUTE SPLINE BOTH ENDS
MaterialSTEEL COMP E9310 OVERALL
Teeth Quantity7
Tooth FormSPECIAL
Face Nominal Width1.248 INCHES IN
Pitch Diameter1.1660 INCHES NOMINAL IN
Hub Style DesignatorPLAIN FIRST END
Bore Nominal Diameter0.525 INCHES BOTH ENDS IN
Spline Pitch Diameter0.5000 INCHES NOMINAL BOTH ENDS IN
Spline Quantity20 BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End0.4315 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5360-00-597-0305 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
538827 Bmt Aerospace Usa, Inc. (USA)
538827 Arrow Gear Llc (USA)
538827 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
538827 Equitable Engineering Company Inc. (USA)
Related Parts
5360-00-597-0305INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 3020-00-946-5213?

NSN 3020-00-946-5213 is a Gear,spur, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-946-5213?

NSN 3020-00-946-5213 has 4 cross-referenced part numbers: 538827 (Bmt Aerospace Usa, Inc.), 538827 (Arrow Gear Llc), 538827 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 538827 (Equitable Engineering Company Inc.).

What NSN replaces 3020-00-946-5213?

There is 1 known substitute for 3020-00-946-5213: 5360-00-597-0305. Verify interchangeability with system specifications before substitution.

What are the specifications of 538827?

Key specifications for 538827: Hub Nominal Diameter: 0.170 INCHES FIRST END IN; Material Document and Classification: AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Body Style: PLAIN, SOLID; Style Designator: PROTRUDING HUB. 18 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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