PartsTable TECHNICAL DATA SHEET
NSN 3040-01-014-3999Government record, cited

Nut, Coupling, Flexible Casing3040-01-014-3999

NSN 3040-01-014-3999 · NIIN 010143999 · Part number 627221328-001
Lockheed Martin Corporation · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 04939
Government record, cited
NSN 3040-01-014-3999 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-014-3999. Manufacturer of record part number: 627221328-001.
Also searched as  3040-01-014-3999 · 3040010143999 · NIIN 010143999 · 01-014-3999 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 04939 · 627221328-001
Nearby stock numbers  ·
Features
  • Nut,coupling,flexible Casing — FSC 3040
  • Thread Length: 0.210 INCHES NOMINAL IN
  • Outside Diameter: 2.062 INCHES NOMINAL IN
  • Seat End Inside Diameter: 1.766 INCHES MINIMUM AND 1.768 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Thread Size: 2.125-32
  • Screw Thread Series Designator: UNS
  • 1 manufacturer part number on file
Identification
  • NSN: 3040-01-014-3999
  • NIIN: 010143999
  • FSC: 3040 — Miscellaneous Power Transmission Equipment
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 627221328-001
  • Manufacturer: Lockheed Martin Corporation
General Description

The Nut,coupling,flexible Casing, cataloged under National Stock Number 3040-01-014-3999, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Lockheed Martin Corporation. Government technical data includes 6 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-014-3999
Primary Part Number627221328-001
Item NameNut,coupling,flexible Casing
FSC / FSG3040 / 30 — Miscellaneous Power Transmission Equipment
ManufacturerLockheed Martin Corporation
StatusACTIVE
Thread Length0.210 INCHES NOMINAL IN
Outside Diameter2.062 INCHES NOMINAL IN
Seat End Inside Diameter1.766 INCHES MINIMUM AND 1.768 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Thread Size2.125-32
Screw Thread Series DesignatorUNS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
627221328-001 PRIMARY Lockheed Martin Corporation (USA)
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 3040-01-014-3999?

NSN 3040-01-014-3999 is a Nut,coupling,flexible Casing, manufactured by Lockheed Martin Corporation, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-014-3999?

NSN 3040-01-014-3999 has 1 manufacturer part number on file: 627221328-001 (Lockheed Martin Corporation).

What are the specifications of 627221328-001?

Key specifications for 627221328-001: Thread Length: 0.210 INCHES NOMINAL IN; Overall Length: 0.310 INCHES NOMINAL IN; Outside Diameter: 2.062 INCHES NOMINAL IN; Seat End Inside Diameter: 1.766 INCHES MINIMUM AND 1.768 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-014-3999 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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