FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
General Description
The Gearshaft,spur, cataloged under National Stock Number 3040-01-053-6660, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3040-01-053-6660
Item Name
Gearshaft,spur
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Status
ACTIVE
Shaft Material
STEEL
Teeth Quantity
14
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
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5915-01-061-133279313POSSIBLE MATCH
FILTER
Possible match (shared part number)Drs Signal Solutions, Inc.
5305-01-105-688879313POSSIBLE MATCH
SCREW
Possible match (shared part number)Prestolite Electric Inc
5136-01-362-044379313POSSIBLE MATCH
ADAPTER,TAP
Possible match (shared part number)Collis Tool Corporation
6680-01-417-950379313POSSIBLE MATCH
TRANSMITTER,LIQUID QUANTITY
Possible match (shared part number)Setra Systems, Inc. Dba Gems Sensors
3120-01-527-1507160C724318-5POSSIBLE MATCH
BEARING HALF,SLEEVE
Possible match (shared part number)Northrop Grumman Systems Corporation
5340-01-656-690979313POSSIBLE MATCH
BRACKET,MOUNTING
Possible match (shared part number)Malabar
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
79313
3/2Design control — primary reference
U.S. Government activity
Related Parts
5915-01-061-1332POSSIBLE MATCH
FILTER
79313
5305-01-105-6888POSSIBLE MATCH
SCREW
79313
5136-01-362-0443POSSIBLE MATCH
ADAPTER,TAP
79313
6680-01-417-9503POSSIBLE MATCH
TRANSMITTER,LIQUID QUANTITY
79313
3120-01-527-1507POSSIBLE MATCH
BEARING HALF,SLEEVE
160C724318-5
5340-01-656-6909POSSIBLE MATCH
BRACKET,MOUNTING
79313
Frequently Asked Questions
What is NSN 3040-01-053-6660?
NSN 3040-01-053-6660 is a Gearshaft,spur, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What NSN replaces 3040-01-053-6660?
6 possible matches (shared part number, not a government interchangeability claim): 5915-01-061-1332, 5305-01-105-6888, 5136-01-362-0443. Verify interchangeability with system specifications before substitution.
What are the specifications of 3040-01-053-6660?
Key specifications for 3040-01-053-6660: Shaft Material: STEEL; Teeth Quantity: 14; Overall Length: 1.093 INCHES NOMINAL IN. 2 specifications are documented in the U.S. Government catalog.
Is NSN 3040-01-053-6660 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.