NSN 3020-01-061-1697 · NIIN 010611697 · Part number 709-4684875ITEM10
Naval Sea Systems Command · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 53711
Government record, cited
NSN 3020-01-061-1697 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-061-1697. Manufacturer of record part number: 709-4684875ITEM10.
Nominal Distance Between Body Face and Protruding Hub End: 0.128 INCHES FIRST END IN
Identification
NSN: 3020-01-061-1697
NIIN: 010611697
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 709-4684875ITEM10
Manufacturer: Naval Sea Systems Command
General Description
The Gear,spur, cataloged under National Stock Number 3020-01-061-1697, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 11 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3020-01-061-1697
Primary Part Number
709-4684875ITEM10
Item Name
Gear,spur
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Keyway Nominal Width
0.376 INCHES BOTH ENDS IN
Bore Nominal Diameter
1.626 INCHES BOTH ENDS IN
Hub Nominal Diameter
1.820 INCHES FIRST END IN
Teeth Quantity
35
Body Style
PLAIN, SOLID
Bore Style
W/ KEYWAY BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End
0.128 INCHES FIRST END IN
Style Designator
PROTRUDING HUB
Material Document and Classification
MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Pitch Diameter
4.3750 INCHES NOMINAL IN
Tooth Form
STANDARD
Hub Style Designator
PLAIN FIRST END
Nominal Outside Diameter
4.625 INCHES IN
Nominal Distance From Bore Center to Keyway Bottom
1.007 INCHES BOTH ENDS IN
Pressure Angle
20.0000 DEGREES
Material
STEEL COMP 4340 OVERALL
Face Nominal Width
1.310 INCHES IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items11
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-061-169846848675-0014POSSIBLE MATCH
GEAR,SPUR
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
5340-01-120-822887832-1604 ITEM 5POSSIBLE MATCH
COVER,ACCESS
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-120-828587832-1604 ITEM 15POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
5340-01-121-045787832-1604 ITEM 6POSSIBLE MATCH
COVER,ACCESS
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-130-2234709-4684875 ITEM 12POSSIBLE MATCH
SHAFT,STRAIGHT
Possible match (shared part number)Naval Ship Systems Command
5365-01-132-7151709-4684875 ITEM 34POSSIBLE MATCH
SPACER,SLEEVE
Possible match (shared part number)Naval Ship Systems Command
5340-01-153-1527709-4684875 ITEM 33POSSIBLE MATCH
BRACKET,LOCK PLATE
Possible match (shared part number)Naval Ship Systems Command
3040-01-177-242987832-1604 ITEM 2 AND ITEM 19POSSIBLE MATCH
HOUSING,MECHANICAL DRIVE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-177-474587832-1604 ITEM 16POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-182-684487832-1604POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
NSN 3020-01-061-1697 is a Gear,spur, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-061-1697?
NSN 3020-01-061-1697 has 1 manufacturer part number on file: 709-4684875ITEM10 (Naval Sea Systems Command).
What NSN replaces 3020-01-061-1697?
11 possible matches (shared part number, not a government interchangeability claim): 3020-01-061-1698, 5340-01-120-8228, 3040-01-120-8285. Verify interchangeability with system specifications before substitution.
What are the specifications of 709-4684875ITEM10?
Key specifications for 709-4684875ITEM10: Keyway Nominal Width: 0.376 INCHES BOTH ENDS IN; Bore Nominal Diameter: 1.626 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.820 INCHES FIRST END IN; Teeth Quantity: 35. 17 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-061-1697 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 3020-01-061-1697?
NSN 3020-01-061-1697 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.