PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51743Gear,bevel

Ambac International Corporation Div Ambac International · NSN 3020-00-517-3641 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-517-3641 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-517-3641. Primary manufacturer part number: 51743.
Features
  • Gear,bevel — FSC 3020
  • Pitch Diameter: 1.0000 INCHES NOMINAL IN
  • Face Nominal Width: 0.125 INCHES IN
  • Body Style: PLAIN, SOLID
  • Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN
  • Hub Nominal Diameter: 0.250 INCHES FIRST END IN
  • Teeth Type: STRAIGHT
  • Style Designator: PERIPHERAL FACE, FRONT HUB PROTRUDING
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,bevel, cataloged under National Stock Number 3020-00-517-3641, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ambac International Corporation Div Ambac International. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-517-3641
Primary Part Number51743
Item NameGear,bevel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAmbac International Corporation Div Ambac International
StatusACTIVE
Pitch Diameter1.0000 INCHES NOMINAL IN
Face Nominal Width0.125 INCHES IN
Body StylePLAIN, SOLID
Bore Nominal Diameter0.125 INCHES BOTH ENDS IN
Hub Nominal Diameter0.250 INCHES FIRST END IN
Teeth TypeSTRAIGHT
Style DesignatorPERIPHERAL FACE, FRONT HUB PROTRUDING
Nominal Outside Diameter1.0180 INCHES IN
Nominal Overall Length0.303 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5950-00-393-1168GE-3P46 INTERCHANGEABLE
Transformer,power
Espey Mfg and Electronics Corp
5970-00-399-1283 INTERCHANGEABLE
Insulator Set,brush
2940-01-042-563629-21046 INTERCHANGEABLE
Filter Element,fluid
Carrier Corp
4820-01-075-1026W08-2074B-13MS-33764-15REVF INTERCHANGEABLE
Valve,globe
Velan Valve Corp.
5315-01-127-103951743 INTERCHANGEABLE
Pin,grooved,headed
Waterous Company
7510-01-377-815151743 INTERCHANGEABLE
Portfolio
Acco Brands Corp
9310-01-606-440251743 INTERCHANGEABLE
Paper,cover
3 Star Papers Ltd Dba Limited Papers Div Limited Papers
Cross-Reference Index
Part NumberManufacturer
51743 PRIMARY Ambac International Corporation Div Ambac International (USA)
Related Parts
5950-00-393-1168INTERCHANGEABLE
TRANSFORMER,POWER
GE-3P46
5970-00-399-1283INTERCHANGEABLE
INSULATOR SET,BRUSH
2940-01-042-5636INTERCHANGEABLE
FILTER ELEMENT,FLUID
29-21046
4820-01-075-1026INTERCHANGEABLE
VALVE,GLOBE
W08-2074B-13MS-33764-15REVF
5315-01-127-1039INTERCHANGEABLE
PIN,GROOVED,HEADED
51743
7510-01-377-8151INTERCHANGEABLE
PORTFOLIO
51743
9310-01-606-4402INTERCHANGEABLE
PAPER,COVER
51743

Frequently Asked Questions

What is NSN 3020-00-517-3641?

NSN 3020-00-517-3641 is a Gear,bevel, manufactured by Ambac International Corporation Div Ambac International, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-517-3641?

NSN 3020-00-517-3641 has 1 cross-referenced part number: 51743 (Ambac International Corporation Div Ambac International).

What NSN replaces 3020-00-517-3641?

There are 7 known substitutes for 3020-00-517-3641: 5950-00-393-1168, 5970-00-399-1283, 2940-01-042-5636 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51743?

Key specifications for 51743: Pitch Diameter: 1.0000 INCHES NOMINAL IN; Face Nominal Width: 0.125 INCHES IN; Body Style: PLAIN, SOLID; Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN. 9 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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