PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

74909761Gear,helical

Kalmar AC Inc · NSN 3020-00-200-2067 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-200-2067 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-200-2067. Primary manufacturer part number: 74909761.
Features
  • Gear,helical — FSC 3020
  • Tooth Form: STANDARD
  • Pitch Diameter: 3.0120 INCHES NOMINAL IN
  • Tooth Direction: LEFT
  • Helix Angle: 37.1733 DEGREES
  • Teeth Type: SINGLE HELIX
  • Material: STEEL COMP 1141 OVERALL
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAF 1141 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 1141 Overall construction
General Description

The Gear,helical, cataloged under National Stock Number 3020-00-200-2067, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Kalmar AC Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-200-2067
Primary Part Number74909761
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerKalmar AC Inc
StatusCANCELLED
Tooth FormSTANDARD
Pitch Diameter3.0120 INCHES NOMINAL IN
Tooth DirectionLEFT
Helix Angle37.1733 DEGREES
Teeth TypeSINGLE HELIX
MaterialSTEEL COMP 1141 OVERALL
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAF 1141 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Bore Nominal Diameter1.435 INCHES BOTH ENDS IN
Teeth Quantity24
Face Nominal Width1.063 INCHES IN
Bore StyleW/ KEYWAY BOTH ENDS
Pressure Angle14.5000 DEGREES
Keyway Nominal Width0.253 INCHES FIRST END IN
Style DesignatorHUBLESS
Nominal Outside Diameter3.203 INCHES IN
Hardness Rating27.6 ROCKWELL C MINIMUM AND 32.1 ROCKWELL C MAXIMUM OVERALL
Nominal Distance From Bore Center to Keyway Bottom0.862 INCHES BOTH ENDS IN
Body StylePLAIN, SOLID
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5305-00-010-07650900559-6 INTERCHANGEABLE
Screw,machine
Agco Corp Parts Opn
4820-00-371-713750060 INTERCHANGEABLE
Diaphragm,valve,flat
Waterous Company
5999-00-413-2390 INTERCHANGEABLE
Delay Line
9540-00-554-0140 INTERCHANGEABLE
Beam,structural
1650-00-569-823950060 INTERCHANGEABLE
Piston,hydraulic Pu
Parker Hannifin Corporation Div Hydraulic Systems Division
5815-00-602-2791SC-B-70016-7ANDSC-B-70017-7 INTERCHANGEABLE
Bar,t,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-998-862050060 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
5330-01-121-537550060 INTERCHANGEABLE
Gasket
Sabre Engines Ltd
5440-01-243-316531552 INTERCHANGEABLE
Cap,ladder Rung
Little Giant Ladder Systems, Llc
7510-01-288-524650-060 INTERCHANGEABLE
Ribbon,inking
Nec Corporation of America Dba N E C Home Electronics
Cross-Reference Index
Part NumberManufacturer
74909761 Kalmar AC Inc (USA)
DF00H300 H20 Tank Inc U S Motors Div (USA)
D600H00300 Renk America Llc Div Renk America (USA)
D600H00300 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
10M079 Warwick Electronics Inc Pacific Mercury Div
D600H-300 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
50060 Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
CTD600H300 Taylor-Dunn Corporation Dba Metro Crown International (USA)
Related Parts
5305-00-010-0765INTERCHANGEABLE
SCREW,MACHINE
0900559-6
4820-00-371-7137INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
50060
5999-00-413-2390INTERCHANGEABLE
DELAY LINE
9540-00-554-0140INTERCHANGEABLE
BEAM,STRUCTURAL
1650-00-569-8239INTERCHANGEABLE
PISTON,HYDRAULIC PU
50060
5815-00-602-2791INTERCHANGEABLE
BAR,T,TELETYPEWRITER
SC-B-70016-7ANDSC-B-70017-7
5330-00-998-8620INTERCHANGEABLE
GASKET
50060
5330-01-121-5375INTERCHANGEABLE
GASKET
50060
5440-01-243-3165INTERCHANGEABLE
CAP,LADDER RUNG
31552
7510-01-288-5246INTERCHANGEABLE
RIBBON,INKING
50-060
5998-01-417-5090INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
3110-01-523-0943INTERCHANGEABLE
RING,BEARING,INNER
2453230500

Frequently Asked Questions

What is NSN 3020-00-200-2067?

NSN 3020-00-200-2067 is a Gear,helical, manufactured by Kalmar AC Inc, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-200-2067?

NSN 3020-00-200-2067 has 8 cross-referenced part numbers: 74909761 (Kalmar AC Inc), DF00H300 (H20 Tank Inc U S Motors Div), D600H00300 (Renk America Llc Div Renk America), D600H00300 (Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc), 10M079 (Warwick Electronics Inc Pacific Mercury Div) and 3 more.

What NSN replaces 3020-00-200-2067?

There are 12 known substitutes for 3020-00-200-2067: 5305-00-010-0765, 4820-00-371-7137, 5999-00-413-2390 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 74909761?

Key specifications for 74909761: Tooth Form: STANDARD; Pitch Diameter: 3.0120 INCHES NOMINAL IN; Tooth Direction: LEFT; Helix Angle: 37.1733 DEGREES. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-200-2067 still in active supply?

NSN 3020-00-200-2067 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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