PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R875B11Gear,spur

Dorer Engineering Inc Dba O J Rodgers Company · NSN 3020-00-580-3065 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-580-3065 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-580-3065. Primary manufacturer part number: R875B11.
Features
  • Gear,spur — FSC 3020
  • Material: STEEL COMP 1012 OVERALL
  • Pressure Angle: 14.5000 DEGREES
  • Flange Nominal Thickness: 0.062 INCHES IN
  • Nominal Distance Between Outer Body Face and Inner Flange Face: 0.344 INCHES IN
  • Tooth Form: STANDARD
  • Surface Treatment: OXIDE OVERALL
  • Bore Nominal Diameter: 0.244 INCHES BOTH ENDS IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 1012 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-580-3065, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Dorer Engineering Inc Dba O J Rodgers Company. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-580-3065
Primary Part NumberR875B11
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerDorer Engineering Inc Dba O J Rodgers Company
StatusACTIVE
MaterialSTEEL COMP 1012 OVERALL
Pressure Angle14.5000 DEGREES
Flange Nominal Thickness0.062 INCHES IN
Nominal Distance Between Outer Body Face and Inner Flange Face0.344 INCHES IN
Tooth FormSTANDARD
Surface TreatmentOXIDE OVERALL
Bore Nominal Diameter0.244 INCHES BOTH ENDS IN
Material Document and ClassificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorFLANGED END
Pitch Diameter0.3712 INCHES MINIMUM AND 0.3731 INCHES MAXIMUM IN
Body StylePLAIN, SOLID
Nominal Outside Diameter0.401 INCHES IN
Flange Nominal Diameter0.625 INCHES IN
Teeth Quantity24
Face Nominal Width0.312 INCHES IN
Hub Nominal Diameter0.312 INCHES BETWEEN BODY AND FLANGE IN
Bore StylePLAIN BOTH ENDS
Surface Treatment Document and ClassificationMIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5935-00-149-2682262-11-06-030 INTERCHANGEABLE
Connector,plug,electrical
Cinch Connectivity Solutions Inc.
5340-00-329-1679 INTERCHANGEABLE
Clamp,loop
5330-00-383-4735100407 INTERCHANGEABLE
Seal,plain Encased
Dana Off Highway Products, Llc
Cross-Reference Index
Part NumberManufacturer
R875B11 PRIMARY Dorer Engineering Inc Dba O J Rodgers Company (USA)
49249 Belfort Instrument Company (USA)
49249 Smiths Detection Inc. Dba Smiths Detection Inc Casc (USA)
Related Parts
5935-00-149-2682INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
262-11-06-030
5340-00-329-1679INTERCHANGEABLE
CLAMP,LOOP
5330-00-383-4735INTERCHANGEABLE
SEAL,PLAIN ENCASED
100407

Frequently Asked Questions

What is NSN 3020-00-580-3065?

NSN 3020-00-580-3065 is a Gear,spur, manufactured by Dorer Engineering Inc Dba O J Rodgers Company, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-580-3065?

NSN 3020-00-580-3065 has 3 cross-referenced part numbers: R875B11 (Dorer Engineering Inc Dba O J Rodgers Company), 49249 (Belfort Instrument Company), 49249 (Smiths Detection Inc. Dba Smiths Detection Inc Casc).

What NSN replaces 3020-00-580-3065?

There are 3 known substitutes for 3020-00-580-3065: 5935-00-149-2682, 5340-00-329-1679, 5330-00-383-4735. Verify interchangeability with system specifications before substitution.

What are the specifications of R875B11?

Key specifications for R875B11: Material: STEEL COMP 1012 OVERALL; Pressure Angle: 14.5000 DEGREES; Flange Nominal Thickness: 0.062 INCHES IN; Nominal Distance Between Outer Body Face and Inner Flange Face: 0.344 INCHES IN. 19 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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