NSN 5120-01-028-8538 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-028-8538. Manufacturer of record part number: QR308.
Also searched as5120-01-028-8538 ·
5120010288538 ·
NIIN 010288538 ·
01-028-8538 ·
FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 03705 · QR308
Socket Distance Across Flats: 0.250 INCHES NOMINAL IN
Drive End Shape: FEMALE SQUARE
Socket Shape: HEXAGON
Drive Nominal Size: 0.375 INCHES IN
Material: STEEL
1 manufacturer part number on file
Manufacturer of record: Apex Tool Group, Llc
Identification
NSN: 5120-01-028-8538
NIIN: 010288538
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: QR308
Manufacturer: Apex Tool Group, Llc
General Description
The Holder,screwdriver Bit, cataloged under National Stock Number 5120-01-028-8538, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Apex Tool Group, Llc. Government technical data includes 5 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.
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 5120-01-028-8538?
NSN 5120-01-028-8538 is a Holder,screwdriver Bit, manufactured by Apex Tool Group, Llc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
What part numbers are listed for NSN 5120-01-028-8538?
NSN 5120-01-028-8538 has 1 manufacturer part number on file: QR308 (Apex Tool Group, Llc).
What are the specifications of QR308?
Key specifications for QR308: Socket Distance Across Flats: 0.250 INCHES NOMINAL IN; Overall Length: 1.625 INCHES NOMINAL IN; Drive End Shape: FEMALE SQUARE; Socket Shape: HEXAGON. 5 specifications are documented in the U.S. Government catalog.
Is NSN 5120-01-028-8538 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.