NSN 5120-00-239-9277 · NIIN 002399277 · Part number 79478PC7
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 10001
Government record, cited
NSN 5120-00-239-9277 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-239-9277. Manufacturer of record part number: 79478PC7.
Also searched as5120-00-239-9277 ·
5120002399277 ·
NIIN 002399277 ·
00-239-9277 ·
FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 10001 · 79478PC7 · WU9565
Wrenching Surface Size: 0.500 INCHES NOMINAL SINGLE END IN
Style Designator: SINGLE SOCKET OFFSET
Material Document and Classification: MIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Wrenching Surface Shape: SQUARE SINGLE END INTERNAL
Surface Treatment: OXIDE OVERALL
Material: STEEL OVERALL
Offset Height: 3.094 INCHES NOMINAL IN
Identification
NSN: 5120-00-239-9277
NIIN: 002399277
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: 79478PC7
Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
General Description
The Wrench,socket, cataloged under National Stock Number 5120-00-239-9277, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5120-00-239-9277
Primary Part Number
79478PC7
Item Name
Wrench,socket
FSC / FSG
5120 / 51 — Hand Tools, Nonedged, Nonpowered
Manufacturer
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Status
ACTIVE
Wrenching Surface Size
0.500 INCHES NOMINAL SINGLE END IN
Style Designator
SINGLE SOCKET OFFSET
Material Document and Classification
MIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (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 5120-00-239-9277?
NSN 5120-00-239-9277 is a Wrench,socket, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
What part numbers are listed for NSN 5120-00-239-9277?
NSN 5120-00-239-9277 has 2 manufacturer part numbers on file: 79478PC7 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), WU9565 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
What are the specifications of 79478PC7?
Key specifications for 79478PC7: Wrenching Surface Size: 0.500 INCHES NOMINAL SINGLE END IN; Style Designator: SINGLE SOCKET OFFSET; Material Document and Classification: MIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 9.422 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5120-00-239-9277 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.