PartsTable TECHNICAL DATA SHEET
NSN 5120-01-334-1252Government record, cited

Wrench, Open End Box5120-01-334-1252

NSN 5120-01-334-1252 · NIIN 013341252 · Part number 5760079
Naval Sea Systems Command · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 53711
Government record, cited
NSN 5120-01-334-1252 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-334-1252. Manufacturer of record part number: 5760079.
Also searched as  5120-01-334-1252 · 5120013341252 · NIIN 013341252 · 01-334-1252 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 53711 · 5760079
Nearby stock numbers  ·
Features
  • Wrench,open End Box — FSC 5120
  • Wrenching Surface Size: 0.688 INCHES NOMINAL SINGLE END IN
  • Style Designator: FLARE NUT SINGLE END
  • Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
  • Material: STEEL OVERALL
  • Head Thickness: 0.469 INCHES NOMINAL IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Naval Sea Systems Command
Identification
  • NSN: 5120-01-334-1252
  • NIIN: 013341252
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: 5760079
  • Manufacturer: Naval Sea Systems Command
General Description

The Wrench,open End Box, cataloged under National Stock Number 5120-01-334-1252, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 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
NSN5120-01-334-1252
Primary Part Number5760079
Item NameWrench,open End Box
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerNaval Sea Systems Command
StatusACTIVE
Wrenching Surface Size0.688 INCHES NOMINAL SINGLE END IN
Style DesignatorFLARE NUT SINGLE END
Wrenching Surface Shape12 POINT SINGLE END INTERNAL
MaterialSTEEL OVERALL
Head Thickness0.469 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
5760079 PRIMARY Naval Sea Systems Command (USA)
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 5120-01-334-1252?

NSN 5120-01-334-1252 is a Wrench,open End Box, manufactured by Naval Sea Systems Command, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-334-1252?

NSN 5120-01-334-1252 has 1 manufacturer part number on file: 5760079 (Naval Sea Systems Command).

What are the specifications of 5760079?

Key specifications for 5760079: Wrenching Surface Size: 0.688 INCHES NOMINAL SINGLE END IN; Style Designator: FLARE NUT SINGLE END; Overall Length: 5.500 INCHES NOMINAL IN; Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL. 5 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-334-1252 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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