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NSN 3040-01-684-3778Government record, cited

Connecting Link, Rigid3040-01-684-3778

NSN 3040-01-684-3778 · NIIN 016843778 · Part number 201334721
Mct Industries, Inc. · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 2W888
Government record, cited
NSN 3040-01-684-3778 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-684-3778. Manufacturer of record part number: 201334721.
Also searched as  3040-01-684-3778 · 3040016843778 · NIIN 016843778 · 01-684-3778 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 2W888 · 201334721
Nearby stock numbers  ·
Features
  • Connecting Link,rigid — FSC 3040
  • 1 manufacturer part number on file
  • Manufacturer of record: Mct Industries, Inc.
Identification
  • NSN: 3040-01-684-3778
  • NIIN: 016843778
  • FSC: 3040 — Miscellaneous Power Transmission Equipment
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 201334721
  • Manufacturer: Mct Industries, Inc.
General Description

The Connecting Link,rigid, cataloged under National Stock Number 3040-01-684-3778, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Mct Industries, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts
Item NameConnecting Link,rigid
FSC / FSG3040 — Miscellaneous Power Transmission Equipment (FSG 30)
ManufacturersMct Industries, Inc. (CAGE 2W888)
Technical Specifications
ParameterValue
NSN3040-01-684-3778
Primary Part Number201334721
Item NameConnecting Link,rigid
FSC / FSG3040 / 30 — Miscellaneous Power Transmission Equipment
ManufacturerMct Industries, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5340-01-696-0271HP10-21A POSSIBLE MATCH
COLLAR,SHAFT
Possible match (shared part number)Mct Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
201334721 PRIMARY Mct Industries, Inc. (USA)
Related Parts
5340-01-696-0271POSSIBLE MATCH
COLLAR,SHAFT
HP10-21A

Frequently Asked Questions

What is NSN 3040-01-684-3778?

NSN 3040-01-684-3778 is a Connecting Link,rigid, manufactured by Mct Industries, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-684-3778?

NSN 3040-01-684-3778 has 1 manufacturer part number on file: 201334721 (Mct Industries, Inc.).

What NSN replaces 3040-01-684-3778?

1 possible match (shared part number, not a government interchangeability claim): 5340-01-696-0271. Verify interchangeability with system specifications before substitution.

Is NSN 3040-01-684-3778 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.
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