Material Document and Classification: QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE
Outside Diameter: 2.5000 INCHES NOMINAL IN
Small End Diameter: 2.2190 INCHES NOMINAL IN
Bore Diameter: 1.6560 INCHES NOMINAL IN
Material: NICKEL ALLOY 400
Thickness: 2.2500 INCHES NOMINAL IN
Identification
NSN: 3040-01-335-8219
NIIN: 013358219
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
General Description
The Collar,shaft, cataloged under National Stock Number 3040-01-335-8219, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3040-01-335-8219
Item Name
Collar,shaft
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Status
ACTIVE
Style Designator
ROUND STEPPED
Material Document and Classification
QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE
Outside Diameter
2.5000 INCHES NOMINAL IN
Small End Diameter
2.2190 INCHES NOMINAL IN
Bore Diameter
1.6560 INCHES NOMINAL IN
Material
NICKEL ALLOY 400
Thickness
2.2500 INCHES NOMINAL IN
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
SKETCH 6378-3 P
C/1Advisory reference — outside the item-of-supply concept
U.S. Government activity
SKETCH 6378-3
3/9Design 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 3040-01-335-8219?
NSN 3040-01-335-8219 is a Collar,shaft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What are the specifications of 3040-01-335-8219?
Key specifications for 3040-01-335-8219: Style Designator: ROUND STEPPED; Material Document and Classification: QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE; Outside Diameter: 2.5000 INCHES NOMINAL IN; Small End Diameter: 2.2190 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 3040-01-335-8219 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.