PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52-2919FGear,spur

New Haven Mfg Corp · NSN 3020-00-842-8347 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-842-8347 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-842-8347. Primary manufacturer part number: 52-2919F.
Features
  • Gear,spur — FSC 3020
  • Pitch Diameter: 0.3750 INCHES NOMINAL IN
  • Tooth Form: STANDARD
  • Style Designator: PROTRUDING HUB
  • Bore Nominal Diameter: 0.187 INCHES BOTH ENDS IN
  • Bore Style: PLAIN BOTH ENDS
  • Hub Style Designator: PINNED FIRST END
  • Face Nominal Width: 0.208 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-842-8347, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is New Haven Mfg Corp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-842-8347
Primary Part Number52-2919F
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNew Haven Mfg Corp
StatusACTIVE
Pitch Diameter0.3750 INCHES NOMINAL IN
Tooth FormSTANDARD
Style DesignatorPROTRUDING HUB
Bore Nominal Diameter0.187 INCHES BOTH ENDS IN
Bore StylePLAIN BOTH ENDS
Hub Style DesignatorPINNED FIRST END
Face Nominal Width0.208 INCHES IN
Nominal Outside Diameter0.417 INCHES IN
MaterialSTEEL CORROSION RESISTING OVERALL
Hardness Rating32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
Surface TreatmentPASSIVATE OVERALL
Pressure Angle20.0000 DEGREES
Nominal Distance Between Body Face and Protruding Hub End0.157 INCHES FIRST END IN
Hub Nominal Diameter0.312 INCHES FIRST END IN
Teeth Quantity18
Body StylePLAIN, SOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4520-00-232-48772919 INTERCHANGEABLE
Heating Element,electrical,nonim
Goodrich Corporation
2940-00-407-940842919 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
2530-00-728-73365465549 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
General Motors Llc Dba General Motors Llc
4820-00-969-23702919 INTERCHANGEABLE
Seat,valve
Lawler Manufacturing Company, Inc.
3010-01-032-5971120-2-190 INTERCHANGEABLE
Universal Joint,nonvehicular
Muncie Power Products Inc
5960-01-057-9186104263 INTERCHANGEABLE
Electron Tube
Triton Services Incorporated Dba Electron Technology Division Div Electron Technology Division
5985-01-110-33895399651-7 INTERCHANGEABLE
Attenuator,fixed
Naval Sea Systems Command
5920-01-195-7251M100066-7 INTERCHANGEABLE
Fuseholder,block
Mgr Equipment Corp
5320-01-415-116702919 INTERCHANGEABLE
Rivet Assortment
Defense Logistics Agency Dba Defense Supply Center Philadelphia
5998-01-515-48532919 INTERCHANGEABLE
Printed Circuit Board
Technobox Inc
Cross-Reference Index
Part NumberManufacturer
52-2919F New Haven Mfg Corp (USA)
02919 New Haven Mfg Corp (USA)
2919 New Haven Mfg Corp (USA)
Related Parts
4520-00-232-4877INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
2919
2940-00-407-9408INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42919
2530-00-728-7336INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
5465549
4820-00-969-2370INTERCHANGEABLE
SEAT,VALVE
2919
3010-01-032-5971INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
120-2-190
5960-01-057-9186INTERCHANGEABLE
ELECTRON TUBE
104263
5985-01-110-3389INTERCHANGEABLE
ATTENUATOR,FIXED
5399651-7
5920-01-195-7251INTERCHANGEABLE
FUSEHOLDER,BLOCK
M100066-7
5320-01-415-1167INTERCHANGEABLE
RIVET ASSORTMENT
02919
5998-01-515-4853INTERCHANGEABLE
PRINTED CIRCUIT BOARD
2919
6515-01-549-5023INTERCHANGEABLE
SLEEVE,HYDRATION MODULE
BHSMP
4010-01-561-6576INTERCHANGEABLE
WIRE ROPE ASSEMBLY,SINGLE LEG
4004154

Frequently Asked Questions

What is NSN 3020-00-842-8347?

NSN 3020-00-842-8347 is a Gear,spur, manufactured by New Haven Mfg Corp, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-842-8347?

NSN 3020-00-842-8347 has 3 cross-referenced part numbers: 52-2919F (New Haven Mfg Corp), 02919 (New Haven Mfg Corp), 2919 (New Haven Mfg Corp).

What NSN replaces 3020-00-842-8347?

There are 12 known substitutes for 3020-00-842-8347: 4520-00-232-4877, 2940-00-407-9408, 2530-00-728-7336 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52-2919F?

Key specifications for 52-2919F: Pitch Diameter: 0.3750 INCHES NOMINAL IN; Tooth Form: STANDARD; Style Designator: PROTRUDING HUB; Bore Nominal Diameter: 0.187 INCHES BOTH ENDS IN. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com