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NSN 5120-01-677-2339Government record, cited

Crowfoot Attachment, Socket Wrenc5120-01-677-2339

NSN 5120-01-677-2339 · NIIN 016772339 · Part number 5P-0327
Caterpillar Inc Div Caterpillar Defense · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 11083
Government record, cited
NSN 5120-01-677-2339 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-677-2339. Manufacturer of record part number: 5P-0327.
Also searched as  5120-01-677-2339 · 5120016772339 · NIIN 016772339 · 01-677-2339 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 11083 · 5P-0327
Nearby stock numbers  ·
Features
  • Crowfoot Attachment,socket Wrenc — FSC 5120
  • Drive Surface Size: 0.375 INCHES NOMINAL SECOND END IN
  • Wrenching Surface Size: 0.8125 INCHES NOMINAL FIRST END IN
  • Style Designator: OPEN END
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
  • NSN: 5120-01-677-2339
  • NIIN: 016772339
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: 5P-0327
  • Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description

The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-01-677-2339, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 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
NSN5120-01-677-2339
Primary Part Number5P-0327
Item NameCrowfoot Attachment,socket Wrenc
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Drive Surface Size0.375 INCHES NOMINAL SECOND END IN
Wrenching Surface Size0.8125 INCHES NOMINAL FIRST END IN
Style DesignatorOPEN END
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
5P-0327 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
5P-0327 Hastings Deering (aust) Pty Ltd (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 5120-01-677-2339?

NSN 5120-01-677-2339 is a Crowfoot Attachment,socket Wrenc, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-677-2339?

NSN 5120-01-677-2339 has 2 manufacturer part numbers on file: 5P-0327 (Caterpillar Inc Div Caterpillar Defense), 5P-0327 (Hastings Deering (aust) Pty Ltd).

What are the specifications of 5P-0327?

Key specifications for 5P-0327: Drive Surface Size: 0.375 INCHES NOMINAL SECOND END IN; Wrenching Surface Size: 0.8125 INCHES NOMINAL FIRST END IN; Style Designator: OPEN END; Part Name Assigned by Controlling Agency: WRENCH. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-677-2339 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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