Second End Hole Diameter: 0.2940 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM IN
Largest Step Diameter: 0.739 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
First End Style: PLAIN
Second End Distance From Hole Center to End: 0.435 INCHES NOMINAL IN
End Similarity: NOT IDENTICAL
Second End Style: UNTHREADED CROSS DRILLED
Identification
NSN: 3040-00-998-8231
NIIN: 009988231
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
General Description
The Shaft,shouldered, cataloged under National Stock Number 3040-00-998-8231, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3040-00-998-8231
Item Name
Shaft,shouldered
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Status
ACTIVE
FSC Application Data
AILERON ACTUATOR
Second End Hole Diameter
0.2940 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM IN
Largest Step Diameter
0.739 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
First End Style
PLAIN
Second End Distance From Hole Center to End
0.435 INCHES NOMINAL IN
End Similarity
NOT IDENTICAL
Second End Style
UNTHREADED CROSS DRILLED
Material
ALUMINUM ALLOY
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
4C21006-101A
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046
3040-00-001-0046 · Item name not on file
3040-00-001-0047
3040-00-001-0047 · Item name not on file
3040-00-001-0048
3040-00-001-0048 · Item name not on file
3040-00-001-0068
3040-00-001-0068 · Item name not on file
3040-00-001-0077
3040-00-001-0077 · Item name not on file
3040-00-001-0078
3040-00-001-0078 · Item name not on file
3040-00-001-0089
3040-00-001-0089 · Item name not on file
3040-00-001-1224
3040-00-001-1224 · Item name not on file
Frequently Asked Questions
What is NSN 3040-00-998-8231?
NSN 3040-00-998-8231 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What are the specifications of 3040-00-998-8231?
Key specifications for 3040-00-998-8231: FSC Application Data: AILERON ACTUATOR; Second End Hole Diameter: 0.2940 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM IN; Largest Step Diameter: 0.739 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN; First End Style: PLAIN. 8 specifications are documented in the U.S. Government catalog.
Is NSN 3040-00-998-8231 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.