NSN 3040-01-321-9966 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-321-9966. Manufacturer of record part number: 911-A-0053-2 ITEM 11.
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 911-A-0053-2 ITEM 11
Manufacturer: Transdigm Inc
General Description
The Shaft,straight, cataloged under National Stock Number 3040-01-321-9966, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Transdigm Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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.
Catalog Facts
Item Name
Shaft,straight
FSC / FSG
3040 — Miscellaneous Power Transmission Equipment (FSG 30)
Manufacturers
Transdigm Inc (CAGE 04638)
Technical Specifications
Parameter
Value
NSN
3040-01-321-9966
Primary Part Number
911-A-0053-2 ITEM 11
Item Name
Shaft,straight
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer
Transdigm Inc
Status
ACTIVE
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.
C/1Advisory reference — outside the item-of-supply concept
Transdigm Inc
Related Parts
3040-01-321-9967POSSIBLE MATCH
SHAFT,STRAIGHT
911-B-0057 ITEM 15
3040-01-321-9971POSSIBLE MATCH
SHAFT,SHOULDERED
911-A-0047-1 ITEM 8
3020-01-322-2139POSSIBLE MATCH
GEAR,SPUR
915-E-0393-2 ITEM 4
3020-01-322-3448POSSIBLE MATCH
GEAR RACK
915-A-0292
3020-01-322-3452POSSIBLE MATCH
GEAR SECTOR,SPUR
915-B-0055-1
4820-01-322-3453POSSIBLE MATCH
INDICATOR,VALVE OPENING
915-E-0393-2 ITEM 7
Frequently Asked Questions
What is NSN 3040-01-321-9966?
NSN 3040-01-321-9966 is a Shaft,straight, manufactured by Transdigm Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-01-321-9966?
NSN 3040-01-321-9966 has 1 manufacturer part number on file: 911-A-0053-2 ITEM 11 (Transdigm Inc).
What NSN replaces 3040-01-321-9966?
6 possible matches (shared part number, not a government interchangeability claim): 3040-01-321-9967, 3040-01-321-9971, 3020-01-322-2139. Verify interchangeability with system specifications before substitution.
Is NSN 3040-01-321-9966 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.