PartsTable TECHNICAL DATA SHEET
NSN 5120-01-581-9945Government record, cited

Alignmenttool5120-01-581-9945

NSN 5120-01-581-9945 · NIIN 015819945 · Part number BST-3176
Hartzell Propeller Llc · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 24692
Government record, cited
NSN 5120-01-581-9945 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-581-9945. Manufacturer of record part number: BST-3176.
Also searched as  5120-01-581-9945 · 5120015819945 · NIIN 015819945 · 01-581-9945 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 24692 · BST-3176
Nearby stock numbers  ·
Features
  • Alignmenttool — FSC 5120
  • 1 manufacturer part number on file
  • Manufacturer of record: Hartzell Propeller Llc
Identification
  • NSN: 5120-01-581-9945
  • NIIN: 015819945
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: BST-3176
  • Manufacturer: Hartzell Propeller Llc
General Description

The Alignmenttool, cataloged under National Stock Number 5120-01-581-9945, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Hartzell Propeller Llc. 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
NSN5120-01-581-9945
Primary Part NumberBST-3176
Item NameAlignmenttool
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerHartzell Propeller Llc
StatusACTIVE
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
BST-3176 PRIMARY Hartzell Propeller 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 5120-01-581-9945?

NSN 5120-01-581-9945 is a Alignmenttool, manufactured by Hartzell Propeller Llc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-581-9945?

NSN 5120-01-581-9945 has 1 manufacturer part number on file: BST-3176 (Hartzell Propeller Llc).

What are the specifications of BST-3176?

Key specifications for BST-3176: Part Name Assigned by Controlling Agency: ALIGNMENT TOOL. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-581-9945 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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