NSN 5120-01-581-0535 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-581-0535. Manufacturer of record part number: U519975-T6B.
Also searched as5120-01-581-0535 ·
5120015810535 ·
NIIN 015810535 ·
01-581-0535 ·
FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 78943 · U519975-T6B
Manufacturer of record: Triumph Thermal Systems, Llc
Identification
NSN: 5120-01-581-0535
NIIN: 015810535
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: U519975-T6B
Manufacturer: Triumph Thermal Systems, Llc
General Description
The Wrench,spanner, cataloged under National Stock Number 5120-01-581-0535, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Triumph Thermal Systems, 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.
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 5120-01-581-0535?
NSN 5120-01-581-0535 is a Wrench,spanner, manufactured by Triumph Thermal Systems, Llc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
What part numbers are listed for NSN 5120-01-581-0535?
NSN 5120-01-581-0535 has 1 manufacturer part number on file: U519975-T6B (Triumph Thermal Systems, Llc).
What are the specifications of U519975-T6B?
Key specifications for U519975-T6B: Special Features: USED FOR FUEL HEATER AND STRAINER ASSEMBLY; USE BUCK PEDESTAL U519975-T7B TO SUPPORT STRAINER ASSEMBLY AND SPANNER WRENCH U519975-T6B, UNSCREW VALVE SEAT AND REMOVE RELIEF VALVE AND RELIEF VALVE SPRING FROM STRAINER ASSEMBLY; End Item Identification: TOOLING FOR P-3 FUEL HEATER STRAINER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5120-01-581-0535 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.