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NSN 5120-01-701-9664Government record, cited

Key, Socket Head Screw5120-01-701-9664

NSN 5120-01-701-9664 · NIIN 017019664 · Part number REK15544
Eklind Tool Co · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 05253
Government record, cited
NSN 5120-01-701-9664 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-701-9664. Manufacturer of record part number: REK15544.
Also searched as  5120-01-701-9664 · 5120017019664 · NIIN 017019664 · 01-701-9664 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 05253 · REK15544 · EKL6020007J
Nearby stock numbers  ·
Features
  • Key,socket Head Screw — FSC 5120
  • Wrenching Surface Size: 22.0 MILLIMETERS NOMINAL BOTH ENDS MM
  • Style Designator: L-HANDLE
  • Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Eklind Tool Co
Identification
  • NSN: 5120-01-701-9664
  • NIIN: 017019664
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: REK15544
  • Manufacturer: Eklind Tool Co
General Description

The Key,socket Head Screw, cataloged under National Stock Number 5120-01-701-9664, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Eklind Tool Co. 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
NSN5120-01-701-9664
Primary Part NumberREK15544
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerEklind Tool Co
StatusACTIVE
Wrenching Surface Size22.0 MILLIMETERS NOMINAL BOTH ENDS MM
Style DesignatorL-HANDLE
Wrenching Surface ShapeHEXAGON BOTH ENDS EXTERNAL
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
EKL6020007J Cromwell Tools Ltd (GBR)
REK15544 PRIMARY Eklind Tool Co (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 5120-01-701-9664?

NSN 5120-01-701-9664 is a Key,socket Head Screw, manufactured by Eklind Tool Co, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-701-9664?

NSN 5120-01-701-9664 has 2 manufacturer part numbers on file: EKL6020007J (Cromwell Tools Ltd), REK15544 (Eklind Tool Co).

What are the specifications of REK15544?

Key specifications for REK15544: Wrenching Surface Size: 22.0 MILLIMETERS NOMINAL BOTH ENDS MM; Style Designator: L-HANDLE; Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL; Part Name Assigned by Controlling Agency: HEX KEY. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-701-9664 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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