NSN 3040-01-476-6933 · NIIN 014766933 · Part number 6521-129
Tyee Aircraft Inc Div Tyee Aircraft · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 34742
Government record, cited
NSN 3040-01-476-6933 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-476-6933. Manufacturer of record part number: 6521-129.
Also searched as3040-01-476-6933 ·
3040014766933 ·
NIIN 014766933 ·
01-476-6933 ·
FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 34742 · 6521-129 · 74B428009-129 · 74B428009-129
Manufacturer of record: Tyee Aircraft Inc Div Tyee Aircraft
Identification
NSN: 3040-01-476-6933
NIIN: 014766933
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 6521-129
Manufacturer: Tyee Aircraft Inc Div Tyee Aircraft
General Description
The Connecting Link,rigid, cataloged under National Stock Number 3040-01-476-6933, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Tyee Aircraft Inc Div Tyee Aircraft. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
3040-01-476-6933
Primary Part Number
6521-129
Item Name
Connecting Link,rigid
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA)
Reference documents
Reference
Meaning
74B428009-129
7/2Vendor item drawing reference
The Boeing Company Div Defense
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 3040-01-476-6933?
NSN 3040-01-476-6933 is a Connecting Link,rigid, manufactured by Tyee Aircraft Inc Div Tyee Aircraft, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-01-476-6933?
NSN 3040-01-476-6933 has 2 manufacturer part numbers on file: 6521-129 (Tyee Aircraft Inc Div Tyee Aircraft), 74B428009-129 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
What are the specifications of 6521-129?
Key specifications for 6521-129: Part Name Assigned by Controlling Agency: INAVY) CONNECTING LINK, RIG. 0 specifications are documented in the U.S. Government catalog.
Is NSN 3040-01-476-6933 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.