PartsTable TECHNICAL DATA SHEET
NSN 5120-01-666-5331Government record, cited

Wrench, Socket5120-01-666-5331

NSN 5120-01-666-5331 · NIIN 016665331 · Part number 40.9519
American Underwater Products Dba Oceanic · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 50132
Government record, cited
NSN 5120-01-666-5331 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-666-5331. Manufacturer of record part number: 40.9519.
Also searched as  5120-01-666-5331 · 5120016665331 · NIIN 016665331 · 01-666-5331 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 50132 · 40.9519 · SCU064
Nearby stock numbers  ·
Features
  • Wrench,socket — FSC 5120
  • 2 manufacturer part numbers on file
  • Manufacturer of record: American Underwater Products Dba Oceanic
Identification
  • NSN: 5120-01-666-5331
  • NIIN: 016665331
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: 40.9519
  • Manufacturer: American Underwater Products Dba Oceanic
General Description

The Wrench,socket, cataloged under National Stock Number 5120-01-666-5331, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is American Underwater Products Dba Oceanic. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-666-5331
Primary Part Number40.9519
Item NameWrench,socket
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerAmerican Underwater Products Dba Oceanic
StatusACTIVE
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
40.9519 PRIMARY American Underwater Products Dba Oceanic (USA)
SCU064 Rfd (australia) Pty Ltd Survitec Group Australia (AUS)
No interchangeability data on file.
Other items in FSC 5120 — Hand Tools, Nonedged, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5120-00-001-2642
ADAPTER,TORQUE WRENCH
5120-00-001-2644
ADAPTER,TORQUE WRENCH
5120-00-001-2650
INSERTER,SEAL
5120-00-001-2651
5120-00-001-2651 · Item name not on file
5120-00-001-2652
INSTALLING TOOL,SHAFT
5120-00-001-2653
REMOVER,PREFORMED PACKING
5120-00-001-2654
REMOVER,PREFORMED PACKING
5120-00-001-2655
SOCKET,WRENCH,FACE SPANNER

Frequently Asked Questions

What is NSN 5120-01-666-5331?

NSN 5120-01-666-5331 is a Wrench,socket, manufactured by American Underwater Products Dba Oceanic, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-666-5331?

NSN 5120-01-666-5331 has 2 manufacturer part numbers on file: 40.9519 (American Underwater Products Dba Oceanic), SCU064 (Rfd (australia) Pty Ltd Survitec Group Australia).

What are the specifications of 40.9519?

Key specifications for 40.9519: Special Features: NEXT HIGHER ASSEMBLY IS SCUB05; Part Name Assigned by Controlling Agency: VALVE TOOL. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-666-5331 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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