PartsTable TECHNICAL DATA SHEET
NSN 5120-01-428-8396Government record, cited

Wrench, Open End and Flarenut, Com5120-01-428-8396

NSN 5120-01-428-8396 · NIIN 014288396 · Part number RXSM11B
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 55719
Government record, cited
NSN 5120-01-428-8396 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-428-8396. Manufacturer of record part number: RXSM11B.
Also searched as  5120-01-428-8396 · 5120014288396 · NIIN 014288396 · 01-428-8396 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 55719 · RXSM11B
Nearby stock numbers  ·
Features
  • Wrench,open End and Flarenut,com — FSC 5120
  • General Characteristics Item Description: STEEL; CHROME PLATED; DOUBLE HEAD; 6 POINT FLARENUT END; 11MM OPENINGS AT BOTH ENDS; 9MM HEAD THICKNESSES; 162MM LG MM
  • 1 manufacturer part number on file
  • Manufacturer of record: Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Identification
  • NSN: 5120-01-428-8396
  • NIIN: 014288396
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: RXSM11B
  • Manufacturer: Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
General Description

The Wrench,open End and Flarenut,com, cataloged under National Stock Number 5120-01-428-8396, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. Government technical data includes 1 specification, 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
NSN5120-01-428-8396
Primary Part NumberRXSM11B
Item NameWrench,open End and Flarenut,com
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
General Characteristics Item DescriptionSTEEL; CHROME PLATED; DOUBLE HEAD; 6 POINT FLARENUT END; 11MM OPENINGS AT BOTH ENDS; 9MM HEAD THICKNESSES; 162MM LG MM
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
RXSM11B PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (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 5120-01-428-8396?

NSN 5120-01-428-8396 is a Wrench,open End and Flarenut,com, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-428-8396?

NSN 5120-01-428-8396 has 1 manufacturer part number on file: RXSM11B (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What are the specifications of RXSM11B?

Key specifications for RXSM11B: General Characteristics Item Description: STEEL; CHROME PLATED; DOUBLE HEAD; 6 POINT FLARENUT END; 11MM OPENINGS AT BOTH ENDS; 9MM HEAD THICKNESSES; 162MM LG MM. 1 specification is documented in the U.S. Government catalog.

Is NSN 5120-01-428-8396 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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