PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5BKey,socket Head Screw

Apex Tool Group, Llc Dba Nicholson · NSN 5120-00-177-6872 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-177-6872 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-177-6872. Primary manufacturer part number: 5B.
Features
  • Key,socket Head Screw — FSC 5120
  • Material: PLASTIC HANDLE
  • Wrenching Surface Size: 0.078 INCHES NOMINAL SINGLE END IN
  • Material: STEEL WRENCHING SURFACE
  • Surface Treatment: OXIDE OVERALL
  • Style Designator: SCREWDRIVER HANDLE
  • Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL
  • Blade Length: 3.000 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Handle construction
General Description

The Key,socket Head Screw, cataloged under National Stock Number 5120-00-177-6872, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Apex Tool Group, Llc Dba Nicholson. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-177-6872
Primary Part Number5B
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerApex Tool Group, Llc Dba Nicholson
StatusACTIVE
MaterialPLASTIC HANDLE
Wrenching Surface Size0.078 INCHES NOMINAL SINGLE END IN
MaterialSTEEL WRENCHING SURFACE
Surface TreatmentOXIDE OVERALL
Style DesignatorSCREWDRIVER HANDLE
Wrenching Surface ShapeHEXAGON SINGLE END EXTERNAL
Blade Length3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-126-072112025 INTERCHANGEABLE
Adapter,connector
Amphenol Corporation Div Amphenol Rf
3120-00-148-69035B INTERCHANGEABLE
Bearing Half,sleeve
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
3110-00-155-6198 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-1715 INTERCHANGEABLE
Bearing,ball,thrust
5815-00-221-5434 INTERCHANGEABLE
Holder,chart
5935-00-222-9828 INTERCHANGEABLE
Socket,plug-in Electronic Compon
6625-00-247-61985B INTERCHANGEABLE
Plug-in Unit,electrical-Electron
Bird Electronic Corporation Div Bird Electronic Corp
6135-00-248-4102 INTERCHANGEABLE
Battery,nonrechargeable
5340-00-269-49665B INTERCHANGEABLE
Hanger,pipe
Minerallac Electric Co
2910-00-377-8857120-25 INTERCHANGEABLE
Tank,fuel
Cmc of Georgia, Inc.
Cross-Reference Index
Part NumberManufacturer
5B Apex Tool Group, Llc Dba Nicholson (USA)
352229012690 Philips Electronics Nederland B.v. Div Philips Ip&s (NLD)
5B Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
12 025 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
12 025 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
5935-00-126-0721INTERCHANGEABLE
ADAPTER,CONNECTOR
12025
3120-00-148-6903INTERCHANGEABLE
BEARING HALF,SLEEVE
5B
3110-00-155-6198INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-1715INTERCHANGEABLE
BEARING,BALL,THRUST
5815-00-221-5434INTERCHANGEABLE
HOLDER,CHART
5935-00-222-9828INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
6625-00-247-6198INTERCHANGEABLE
PLUG-IN UNIT,ELECTRICAL-ELECTRON
5B
6135-00-248-4102INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
5340-00-269-4966INTERCHANGEABLE
HANGER,PIPE
5B
2910-00-377-8857INTERCHANGEABLE
TANK,FUEL
120-25
2805-00-383-8812INTERCHANGEABLE
INSERT,ENGINE VALVE SEAT
022384
3040-00-392-7832INTERCHANGEABLE
LEVER,MANUAL CONTROL
SM-B-157322GRPI

Frequently Asked Questions

What is NSN 5120-00-177-6872?

NSN 5120-00-177-6872 is a Key,socket Head Screw, manufactured by Apex Tool Group, Llc Dba Nicholson, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-177-6872?

NSN 5120-00-177-6872 has 5 cross-referenced part numbers: 5B (Apex Tool Group, Llc Dba Nicholson), 352229012690 (Philips Electronics Nederland B.v. Div Philips Ip&s), 5B (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 12 025 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 12 025 (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 5120-00-177-6872?

There are 12 known substitutes for 5120-00-177-6872: 5935-00-126-0721, 3120-00-148-6903, 3110-00-155-6198 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5B?

Key specifications for 5B: Material: PLASTIC HANDLE; Wrenching Surface Size: 0.078 INCHES NOMINAL SINGLE END IN; Material: STEEL WRENCHING SURFACE; Surface Treatment: OXIDE OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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