PartsTable TECHNICAL DATA SHEET
NSN 3020-01-476-6520Government record, cited

Guard, Mechanical Drive3020-01-476-6520

NSN 3020-01-476-6520 · NIIN 014766520 · Part number 12469106
U S Army Tank Automotive Command Amsta-Im-Mm · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 19207
Government record, cited
NSN 3020-01-476-6520 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-476-6520. Manufacturer of record part number: 12469106.
Also searched as  3020-01-476-6520 · 3020014766520 · NIIN 014766520 · 01-476-6520 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 19207 · 12469106 · 5342PL0778921
Nearby stock numbers  ·
Features
  • Guard,mechanical Drive — FSC 3020
  • Mounting Method: UNTHREADED MOUNTING HOLES
  • Outside Diameter: 6.850 INCHES MINIMUM AND 6.910 INCHES MAXIMUM IN
  • Material: STEEL COMP 1009
  • 2 manufacturer part numbers on file
  • Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm
Identification
  • NSN: 3020-01-476-6520
  • NIIN: 014766520
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 12469106
  • Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description

The Guard,mechanical Drive, cataloged under National Stock Number 3020-01-476-6520, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-476-6520
Primary Part Number12469106
Item NameGuard,mechanical Drive
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Mounting MethodUNTHREADED MOUNTING HOLES
Outside Diameter6.850 INCHES MINIMUM AND 6.910 INCHES MAXIMUM IN
MaterialSTEEL COMP 1009
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
12469106 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
12469106 Am General Llc (USA)
Reference documents
ReferenceMeaning
5342PL0778921 6/9 Informative reference only
Jednolity Indeks Materialowy - Uniform Material Index
No interchangeability data on file.
Other items in FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3020-00-000-0091
GEAR,SPUR
3020-00-001-0027
3020-00-001-0027 · Item name not on file
3020-00-001-0028
3020-00-001-0028 · Item name not on file
3020-00-001-0063
3020-00-001-0063 · Item name not on file
3020-00-001-0064
3020-00-001-0064 · Item name not on file
3020-00-001-0066
3020-00-001-0066 · Item name not on file
3020-00-001-0071
3020-00-001-0071 · Item name not on file
3020-00-001-0072
3020-00-001-0072 · Item name not on file

Frequently Asked Questions

What is NSN 3020-01-476-6520?

NSN 3020-01-476-6520 is a Guard,mechanical Drive, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-476-6520?

NSN 3020-01-476-6520 has 2 manufacturer part numbers on file: 12469106 (U S Army Tank Automotive Command Amsta-Im-Mm), 12469106 (Am General Llc).

What are the specifications of 12469106?

Key specifications for 12469106: Mounting Method: UNTHREADED MOUNTING HOLES; Outside Diameter: 6.850 INCHES MINIMUM AND 6.910 INCHES MAXIMUM IN; Special Features: NHA POWER STEERING PUMP; BLACK FINISH; MATERIAL 0.1196 IN. THICK; MATERIAL SPECIFICATION ASTM 569 OR ASTM 366; 1.880 IN. CENTER HOLE IN; Part Name Assigned by Controlling Agency: FLANGE, PULLEY. 3 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-476-6520 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.

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.
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