NSN 3040-00-612-4640 · NIIN 006124640 · Part number 249-33522-21
Smith and Smith Aircraft Co · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 28298
Government record, cited
NSN 3040-00-612-4640 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-612-4640. Manufacturer of record part number: 249-33522-21.
Also searched as3040-00-612-4640 ·
3040006124640 ·
NIIN 006124640 ·
00-612-4640 ·
FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 28298 · 249-33522-21
Manufacturer of record: Smith and Smith Aircraft Co
Identification
NSN: 3040-00-612-4640
NIIN: 006124640
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 249-33522-21
Manufacturer: Smith and Smith Aircraft Co
General Description
The Connecting Link,rigid, cataloged under National Stock Number 3040-00-612-4640, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Smith and Smith Aircraft Co. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
3040-00-612-4640
Primary Part Number
249-33522-21
Item Name
Connecting Link,rigid
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
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 3040-00-612-4640?
NSN 3040-00-612-4640 is a Connecting Link,rigid, manufactured by Smith and Smith Aircraft Co, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-00-612-4640?
NSN 3040-00-612-4640 has 1 manufacturer part number on file: 249-33522-21 (Smith and Smith Aircraft Co).
What are the specifications of 249-33522-21?
Key specifications for 249-33522-21: Body Diameter: 0.625 INCHES NOMINAL IN; Body Construction: TUBULAR; Link Style: TUBULAR SHANK; Overall Length: 16.626 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 3040-00-612-4640 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.
What is the DEMIL code for NSN 3040-00-612-4640?
NSN 3040-00-612-4640 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.