PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12778Gear,bevel

Scientific Atlanta Inc · NSN 3020-00-451-2554 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-451-2554 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-451-2554. Primary manufacturer part number: 12778.
Features
  • Gear,bevel — FSC 3020
  • Body Style: PLAIN, SOLID
  • Hub Style Designator: PLAIN FIRST END
  • Style Designator: PERIPHERAL FACE, FRONT HUB PROTRUDING
  • 1 verified cross-reference
  • Primary manufacturer: Scientific Atlanta Inc
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,bevel, cataloged under National Stock Number 3020-00-451-2554, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Scientific Atlanta Inc. Government technical data includes 3 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
NSN3020-00-451-2554
Primary Part Number12778
Item NameGear,bevel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerScientific Atlanta Inc
StatusACTIVE
Body StylePLAIN, SOLID
Hub Style DesignatorPLAIN FIRST END
Style DesignatorPERIPHERAL FACE, FRONT HUB PROTRUDING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5310-00-274-803812778 INTERCHANGEABLE
Washer,flat
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
6685-00-342-4028 INTERCHANGEABLE
Gage,pressure,dial Indicating
5950-00-480-172212778 INTERCHANGEABLE
Transformer,power
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
5310-00-614-306112778 INTERCHANGEABLE
Washer,power Pack a
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6520-00-935-414912778 INTERCHANGEABLE
File,pulp Canal,dental
Kerr Corporation
3830-01-232-7249 INTERCHANGEABLE
Cutting Edge,moldboard
2590-01-363-134912778 INTERCHANGEABLE
Bracket,vehicular Components
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
12778 PRIMARY Scientific Atlanta Inc (USA)
Related Parts
5310-00-274-8038INTERCHANGEABLE
WASHER,FLAT
12778
6685-00-342-4028INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
5950-00-480-1722INTERCHANGEABLE
TRANSFORMER,POWER
12778
5310-00-614-3061INTERCHANGEABLE
WASHER,POWER PACK A
12778
6520-00-935-4149INTERCHANGEABLE
FILE,PULP CANAL,DENTAL
12778
3830-01-232-7249INTERCHANGEABLE
CUTTING EDGE,MOLDBOARD
2590-01-363-1349INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
12778

Frequently Asked Questions

What is NSN 3020-00-451-2554?

NSN 3020-00-451-2554 is a Gear,bevel, manufactured by Scientific Atlanta Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-451-2554?

NSN 3020-00-451-2554 has 1 cross-referenced part number: 12778 (Scientific Atlanta Inc).

What NSN replaces 3020-00-451-2554?

There are 7 known substitutes for 3020-00-451-2554: 5310-00-274-8038, 6685-00-342-4028, 5950-00-480-1722 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12778?

Key specifications for 12778: Body Style: PLAIN, SOLID; Hub Style Designator: PLAIN FIRST END; Style Designator: PERIPHERAL FACE, FRONT HUB PROTRUDING. 3 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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