PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40364Gear,spur

Napco International Llc Dba Napco International Inc · NSN 3020-00-273-1580 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-273-1580 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-273-1580. Primary manufacturer part number: 40364.
Features
  • Gear,spur — FSC 3020
  • Teeth Quantity: 12
  • Counterbore Nominal Depth: 0.0160 INCHES BOTH ENDS IN
  • Pressure Angle: 33.5998 DEGREES
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE AND AISI B1113,1213/SAE 1113 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Tooth Form: STANDARD
  • Face Nominal Width: 0.2615 INCHES IN
  • Material: STEEL COMP 1213 OVERALL
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 1213 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-273-1580, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-273-1580
Primary Part Number40364
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusACTIVE
Teeth Quantity12
Counterbore Nominal Depth0.0160 INCHES BOTH ENDS IN
Pressure Angle33.5998 DEGREES
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE AND AISI B1113,1213/SAE 1113 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Tooth FormSTANDARD
Face Nominal Width0.2615 INCHES IN
MaterialSTEEL COMP 1213 OVERALL
Counterbore Nominal Diameter0.625 INCHES BOTH ENDS IN
Body StylePLAIN, SOLID
Nominal Outside Diameter1.0243 INCHES IN
Style DesignatorHUBLESS
Bore Nominal Diameter0.3145 INCHES BOTH ENDS IN
Bore StyleW/COUNTERBORE BOTH ENDS
Pitch Diameter0.9000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
1660-00-315-6419204361 INTERCHANGEABLE
Plug,vented
Valcor Engineering Corporation
5950-00-446-60879145635 INTERCHANGEABLE
Transformer,pulse
Us Army Aviation and Missile Command
5365-00-676-869240364 INTERCHANGEABLE
Spacer,sleeve
Honeywell International Inc. Div Aerospace - Torrance
5977-00-678-550740364 INTERCHANGEABLE
Ring and Liner Assembly
Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc
5306-00-695-4571 INTERCHANGEABLE
Bolt,internal Wrenching
5845-00-838-126440364 INTERCHANGEABLE
Stave Assembly
L3harris Technologies, Inc. Div Space and Airborne Systems
5961-01-065-0017 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
204361 Woodward, Inc. (USA)
02043-0061 Asrc Federal Facilities Logistics, Llc (USA)
204361 Woodward, Inc. Div Fuel Systems and Controls (USA)
02043-0061 Harsco Corp Bmy-Combat Systems Div (USA)
204361A Woodward, Inc. (USA)
40364 PRIMARY Napco International Llc Dba Napco International Inc (USA)
H10365-23 Cummins Inc. (USA)
204361 Harsco Corp Bmy-Combat Systems Div (USA)
204361A Woodward, Inc. Div Fuel Systems and Controls (USA)
855025 Cooper Cameron Corp Ajax-Superior Div (USA)
10365-23 Cummins Inc. (USA)
Related Parts
1660-00-315-6419INTERCHANGEABLE
PLUG,VENTED
204361
5950-00-446-6087INTERCHANGEABLE
TRANSFORMER,PULSE
9145635
5365-00-676-8692INTERCHANGEABLE
SPACER,SLEEVE
40364
5977-00-678-5507INTERCHANGEABLE
RING AND LINER ASSEMBLY
40364
5306-00-695-4571INTERCHANGEABLE
BOLT,INTERNAL WRENCHING
5845-00-838-1264INTERCHANGEABLE
STAVE ASSEMBLY
40364
5961-01-065-0017INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 3020-00-273-1580?

NSN 3020-00-273-1580 is a Gear,spur, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-273-1580?

NSN 3020-00-273-1580 has 11 cross-referenced part numbers: 204361 (Woodward, Inc.), 02043-0061 (Asrc Federal Facilities Logistics, Llc), 204361 (Woodward, Inc. Div Fuel Systems and Controls), 02043-0061 (Harsco Corp Bmy-Combat Systems Div), 204361A (Woodward, Inc.) and 6 more.

What NSN replaces 3020-00-273-1580?

There are 7 known substitutes for 3020-00-273-1580: 1660-00-315-6419, 5950-00-446-6087, 5365-00-676-8692 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40364?

Key specifications for 40364: Teeth Quantity: 12; Counterbore Nominal Depth: 0.0160 INCHES BOTH ENDS IN; Pressure Angle: 33.5998 DEGREES; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE AND AISI B1113,1213/SAE 1113 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 14 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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