PartsTable TECHNICAL DATA SHEET
NSN 3040-01-524-9319Government record, cited

Nut, Coupling, Flexible Casing3040-01-524-9319

NSN 3040-01-524-9319 · NIIN 015249319 · Part number 501-12312
L3harris Technologies, Inc. · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 9Y580
Government record, cited
NSN 3040-01-524-9319 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-524-9319. Manufacturer of record part number: 501-12312.
Also searched as  3040-01-524-9319 · 3040015249319 · NIIN 015249319 · 01-524-9319 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 9Y580 · 501-12312 · 95072A226
Nearby stock numbers  ·
Features
  • Nut,coupling,flexible Casing — FSC 3040
  • Outside Diameter: 2.000 INCHES NOMINAL IN
  • 3 manufacturer part numbers on file
  • Manufacturer of record: L3harris Technologies, Inc.
Identification
  • NSN: 3040-01-524-9319
  • NIIN: 015249319
  • FSC: 3040 — Miscellaneous Power Transmission Equipment
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 501-12312
  • Manufacturer: L3harris Technologies, Inc.
General Description

The Nut,coupling,flexible Casing, cataloged under National Stock Number 3040-01-524-9319, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-524-9319
Primary Part Number501-12312
Item NameNut,coupling,flexible Casing
FSC / FSG3040 / 30 — Miscellaneous Power Transmission Equipment
ManufacturerL3harris Technologies, Inc.
StatusACTIVE
Outside Diameter2.000 INCHES NOMINAL IN
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
501-12312 PRIMARY L3harris Technologies, Inc. (USA)
501-12312 Rolls-Royce Canada Limited Div Rolls-Royce Canada Limited (CAN)
95072A226 Mcmaster-Carr Supply Co (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 3040-01-524-9319?

NSN 3040-01-524-9319 is a Nut,coupling,flexible Casing, manufactured by L3harris Technologies, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-524-9319?

NSN 3040-01-524-9319 has 3 manufacturer part numbers on file: 501-12312 (L3harris Technologies, Inc.), 501-12312 (Rolls-Royce Canada Limited Div Rolls-Royce Canada Limited), 95072A226 (Mcmaster-Carr Supply Co).

What are the specifications of 501-12312?

Key specifications for 501-12312: Outside Diameter: 2.000 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: BRONZE PRECISION ACME ROUND NUT 4 TURNS PER INCH, 2 INCH DIA, 1 START, LEFT HAND IN; End Item Identification: ALOFTS SONAR SYSTEM MODEL 980 (V1). 1 specification is documented in the U.S. Government catalog.

Is NSN 3040-01-524-9319 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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