NSN 5120-01-631-2154 · NIIN 016312154 · Part number MS-TW-4
Swagelok Co · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 3T9T9
Government record, cited
NSN 5120-01-631-2154 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-631-2154. Manufacturer of record part number: MS-TW-4.
Also searched as5120-01-631-2154 ·
5120016312154 ·
NIIN 016312154 ·
01-631-2154 ·
FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 3T9T9 · MS-TW-4
Nearby stock numbers← 5120-01-631-2065 Installation Tool, Cable Tie
·
5120-01-631-2195 Inserter and Remover, Electrical →
Features
Wrench,open End — FSC 5120
1 manufacturer part number on file
Manufacturer of record: Swagelok Co
Identification
NSN: 5120-01-631-2154
NIIN: 016312154
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: MS-TW-4
Manufacturer: Swagelok Co
General Description
The Wrench,open End, cataloged under National Stock Number 5120-01-631-2154, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Swagelok Co. 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 5120-01-631-2154?
NSN 5120-01-631-2154 is a Wrench,open End, manufactured by Swagelok Co, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
What part numbers are listed for NSN 5120-01-631-2154?
NSN 5120-01-631-2154 has 1 manufacturer part number on file: MS-TW-4 (Swagelok Co).
What are the specifications of MS-TW-4?
Key specifications for MS-TW-4: Special Features: 1/4 INCH AND 6MM MM; Part Name Assigned by Controlling Agency: TEE WRENCH. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5120-01-631-2154 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.