PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SCB69692Gear,worm

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 3020-00-351-7893 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-351-7893 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-351-7893. Primary manufacturer part number: SCB69692.
Features
  • Gear,worm — FSC 3020
  • Pressure Angle: 20.0000 DEGREES
  • Helix Angle: 6.3332 DEGREES
  • Style Designator: PROTRUDING HUB
  • Bore Nominal Diameter: 0.375 INCHES BOTH ENDS IN
  • Material: STEEL OVERALL
  • Face Type: STRAIGHT
  • Pitch Diameter: 0.5625 INCHES NOMINAL IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,worm, cataloged under National Stock Number 3020-00-351-7893, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-351-7893
Primary Part NumberSCB69692
Item NameGear,worm
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Pressure Angle20.0000 DEGREES
Helix Angle6.3332 DEGREES
Style DesignatorPROTRUDING HUB
Bore Nominal Diameter0.375 INCHES BOTH ENDS IN
MaterialSTEEL OVERALL
Face TypeSTRAIGHT
Pitch Diameter0.5625 INCHES NOMINAL IN
Nominal Distance Between Body Face and Protruding Hub End0.375 INCHES FIRST END IN
Bore StylePLAIN BOTH ENDS
Hub Nominal Diameter0.500 INCHES FIRST END IN
Surface Treatment Document and ClassificationMIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Hardness Rating50.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL
Nominal Outside Diameter0.622 INCHES IN
Hub Style DesignatorPLAIN FIRST END
Thread Form DirectionRIGHT-HAND
Surface TreatmentCHROMATE OVERALL
Thread Form Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5320-00-006-85645026-8 INTERCHANGEABLE
Collar,pin-Rivet
L3harris Technologies, Inc. Div Space and Airborne Systems
5330-00-152-193250268 INTERCHANGEABLE
Packing with Retainer
Aerol Llc
5961-00-250-649550268 INTERCHANGEABLE
Transistor
Astronautics Corporation of America
1040-00-262-1955 INTERCHANGEABLE
Atomizer Set,fog Oil,smoke Gener
1040-00-262-1956 INTERCHANGEABLE
Atomizer Set,fog Oi
6145-00-689-933950268 INTERCHANGEABLE
Cable,power,electrical
Mercury Wire Products, Inc. Dba Mercury Wire Products Inc
4820-01-014-822460245-1 INTERCHANGEABLE
Valve,shut-Off and Pilot-Externa
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
4210-01-629-301450268 INTERCHANGEABLE
Heavy Breaching Kit
5.11, Inc. Dba 5 11 5 11 Tactical
Cross-Reference Index
Part NumberManufacturer
SCB69692 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
50268 Kleinschmidt Inc (USA)
Related Parts
5320-00-006-8564INTERCHANGEABLE
COLLAR,PIN-RIVET
5026-8
5330-00-152-1932INTERCHANGEABLE
PACKING WITH RETAINER
50268
5961-00-250-6495INTERCHANGEABLE
TRANSISTOR
50268
1040-00-262-1955INTERCHANGEABLE
ATOMIZER SET,FOG OIL,SMOKE GENER
1040-00-262-1956INTERCHANGEABLE
ATOMIZER SET,FOG OI
6145-00-689-9339INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
50268
4820-01-014-8224INTERCHANGEABLE
VALVE,SHUT-OFF AND PILOT-EXTERNA
60245-1
4210-01-629-3014INTERCHANGEABLE
HEAVY BREACHING KIT
50268

Frequently Asked Questions

What is NSN 3020-00-351-7893?

NSN 3020-00-351-7893 is a Gear,worm, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-351-7893?

NSN 3020-00-351-7893 has 2 cross-referenced part numbers: SCB69692 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 50268 (Kleinschmidt Inc).

What NSN replaces 3020-00-351-7893?

There are 8 known substitutes for 3020-00-351-7893: 5320-00-006-8564, 5330-00-152-1932, 5961-00-250-6495 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SCB69692?

Key specifications for SCB69692: Pressure Angle: 20.0000 DEGREES; Helix Angle: 6.3332 DEGREES; Style Designator: PROTRUDING HUB; Bore Nominal Diameter: 0.375 INCHES BOTH ENDS IN. 17 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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