PartsTable TECHNICAL DATA SHEET
NSN 5120-01-697-9381Government record, cited

Key, Socket Head Screw5120-01-697-9381

NSN 5120-01-697-9381 · NIIN 016979381 · Part number 8001599
Med-Eng, Llc · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 341K4
Government record, cited
NSN 5120-01-697-9381 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-697-9381. Manufacturer of record part number: 8001599.
Also searched as  5120-01-697-9381 · 5120016979381 · NIIN 016979381 · 01-697-9381 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 341K4 · 8001599 · B18.3 · 5503A13
Nearby stock numbers  ·
Features
  • Key,socket Head Screw — FSC 5120
  • Short Arm Length: 0.5625 INCHES NOMINAL IN
  • Wrenching Surface Size: 0.50 INCHES NOMINAL BOTH ENDS IN
  • Style Designator: L-HANDLE
  • Features Provided: BALL END
  • Long Arm Length: 2.8125 INCHES NOMINAL IN
  • Specification/standard Data: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL
Identification
  • NSN: 5120-01-697-9381
  • NIIN: 016979381
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: 8001599
  • Manufacturer: Med-Eng, Llc
General Description

The Key,socket Head Screw, cataloged under National Stock Number 5120-01-697-9381, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Med-Eng, Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-697-9381
Primary Part Number8001599
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerMed-Eng, Llc
StatusACTIVE
Short Arm Length0.5625 INCHES NOMINAL IN
Wrenching Surface Size0.50 INCHES NOMINAL BOTH ENDS IN
Style DesignatorL-HANDLE
Features ProvidedBALL END
Long Arm Length2.8125 INCHES NOMINAL IN
Specification/standard Data05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching Surface ShapeHEXAGON BOTH ENDS EXTERNAL
Surface TreatmentOXIDE OVERALL
MaterialSTEEL OVERALL
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
8001599 PRIMARY Med-Eng, Llc (USA)
5503A13 Mcmaster-Carr Supply Company (USA)
Reference documents
ReferenceMeaning
B18.3 3/1 Design control — primary reference
The American Society of Mechanical Engineers
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 5120-01-697-9381?

NSN 5120-01-697-9381 is a Key,socket Head Screw, manufactured by Med-Eng, Llc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-697-9381?

NSN 5120-01-697-9381 has 2 manufacturer part numbers on file: 8001599 (Med-Eng, Llc), 5503A13 (Mcmaster-Carr Supply Company).

What are the specifications of 8001599?

Key specifications for 8001599: Short Arm Length: 0.5625 INCHES NOMINAL IN; Wrenching Surface Size: 0.50 INCHES NOMINAL BOTH ENDS IN; Style Designator: L-HANDLE; Overall Length: 2.8750 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-697-9381 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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