Material Document and Classification: ASTM-A564 TYPE 630 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Pressure Angle: 20.0000 DEGREES
Identification
NSN: 3020-01-424-0891
NIIN: 014240891
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
General Description
The Gear Rack, cataloged under National Stock Number 3020-01-424-0891, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3020-01-424-0891
Item Name
Gear Rack
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Status
ACTIVE
Teeth Quantity
9
Pitch Height
0.1157 INCHES NOMINAL IN
Teeth Type
SPUR
Nominal Overall Length
4.688 INCHES IN
Style Designator
SQUARE OR RECTANGULAR
Material Document and Classification
ASTM-A564 TYPE 630 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Pressure Angle
20.0000 DEGREES
Material
STEEL COMP 630 OVERALL
Nominal Thickness
0.2157 INCHES IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
258833 ITEM 3
3/2Design control — primary reference
U.S. Government activity
258761 ITEM 5
5/2Secondary reference
U.S. Government activity
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 3020-01-424-0891?
NSN 3020-01-424-0891 is a Gear Rack, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What are the specifications of 3020-01-424-0891?
Key specifications for 3020-01-424-0891: Teeth Quantity: 9; Pitch Height: 0.1157 INCHES NOMINAL IN; Teeth Type: SPUR; Nominal Overall Length: 4.688 INCHES IN. 9 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-424-0891 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.