PartsTable TECHNICAL DATA SHEET
NSN 5120-01-208-4532Government record, cited

Flaring Tool, Tube, Hand5120-01-208-4532

NSN 5120-01-208-4532 · NIIN 012084532 · Part number 04-256-F
Us Air Tool Co., Inc. · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 58150
Government record, cited
NSN 5120-01-208-4532 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-208-4532. Manufacturer of record part number: 04-256-F.
Also searched as  5120-01-208-4532 · 5120012084532 · NIIN 012084532 · 01-208-4532 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 58150 · 04-256-F
Nearby stock numbers  ·
Features
  • Flaring Tool,tube,hand — FSC 5120
  • Tube Outside Diameter for Which Designed: 0.188 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • Tubing Wall Thickness for Which Designed: 0.040 INCHES MAXIMUM IN
  • Double Flaring Adapter: NOT REQUIRED
  • Double Flaring Tube Outside Diameter Accommodated: 0.188 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • Unit Type: SCREW ACTUATED, SWIVEL CONE, INDEXING DIE
  • Produced Flare Angle in Deg: 37.0
  • 1 manufacturer part number on file
Identification
  • NSN: 5120-01-208-4532
  • NIIN: 012084532
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: 04-256-F
  • Manufacturer: Us Air Tool Co., Inc.
General Description

The Flaring Tool,tube,hand, cataloged under National Stock Number 5120-01-208-4532, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Us Air Tool Co., Inc.. Government technical data includes 6 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
NSN5120-01-208-4532
Primary Part Number04-256-F
Item NameFlaring Tool,tube,hand
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerUs Air Tool Co., Inc.
StatusACTIVE
Tube Outside Diameter for Which Designed0.188 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Tubing Wall Thickness for Which Designed0.040 INCHES MAXIMUM IN
Double Flaring AdapterNOT REQUIRED
Double Flaring Tube Outside Diameter Accommodated0.188 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Unit TypeSCREW ACTUATED, SWIVEL CONE, INDEXING DIE
Produced Flare Angle in Deg37.0
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
04-256-F PRIMARY Us Air Tool Co., Inc. (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 5120-01-208-4532?

NSN 5120-01-208-4532 is a Flaring Tool,tube,hand, manufactured by Us Air Tool Co., Inc., classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-208-4532?

NSN 5120-01-208-4532 has 1 manufacturer part number on file: 04-256-F (Us Air Tool Co., Inc.).

What are the specifications of 04-256-F?

Key specifications for 04-256-F: Tube Outside Diameter for Which Designed: 0.188 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Tubing Wall Thickness for Which Designed: 0.040 INCHES MAXIMUM IN; Double Flaring Adapter: NOT REQUIRED; Double Flaring Tube Outside Diameter Accommodated: 0.188 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-208-4532 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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