PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12040Key,socket Head Screw

Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. · NSN 5120-01-045-3486 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-045-3486 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-045-3486. Primary manufacturer part number: 12040.
Features
  • Key,socket Head Screw — FSC 5120
  • Style Designator: SCREWDRIVER HANDLE
  • Material: PLASTIC HANDLE
  • Surface Treatment: OXIDE WRENCHING SURFACE
  • Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL
  • Blade Length: 3.750 INCHES NOMINAL IN
  • Material: STEEL WRENCHING SURFACE
  • Wrenching Surface Size: 0.125 INCHES NOMINAL SINGLE END 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 5120-01-045-3486, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN5120-01-045-3486
Primary Part Number12040
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEasco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.
StatusACTIVE
Style DesignatorSCREWDRIVER HANDLE
MaterialPLASTIC HANDLE
Surface TreatmentOXIDE WRENCHING SURFACE
Wrenching Surface ShapeHEXAGON SINGLE END EXTERNAL
Blade Length3.750 INCHES NOMINAL IN
MaterialSTEEL WRENCHING SURFACE
Wrenching Surface Size0.125 INCHES NOMINAL SINGLE END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4530-00-080-7395 INTERCHANGEABLE
End Cap,oil Pump Sh
6220-00-160-1298 INTERCHANGEABLE
Lamp Unit,vehicular
8115-00-179-05780578 INTERCHANGEABLE
Box,shipping
Connecticut Container Corp. Dba Connecticut Container Corp
5133-00-189-9188 INTERCHANGEABLE
Drill,twist
3455-00-265-711319655 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5950-00-351-5599 INTERCHANGEABLE
Coil,radio Frequency
5330-00-360-795230656 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5331-00-641-8282627 INTERCHANGEABLE
O-Ring
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5945-00-699-035212040 INTERCHANGEABLE
Armature,electromagnetic Actuato
Parker-Hannifin Corporation Dba Control Systems Division
5985-00-733-6044120-34 INTERCHANGEABLE
Antenna Element
Shakespeare Company, Llc Div Military Electronics
Cross-Reference Index
Part NumberManufacturer
12040 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
A-A-2927 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
30656 Granco Industries Inc (USA)
Related Parts
4530-00-080-7395INTERCHANGEABLE
END CAP,OIL PUMP SH
6220-00-160-1298INTERCHANGEABLE
LAMP UNIT,VEHICULAR
8115-00-179-0578INTERCHANGEABLE
BOX,SHIPPING
0578
5133-00-189-9188INTERCHANGEABLE
DRILL,TWIST
3455-00-265-7113INTERCHANGEABLE
REAMER,MACHINE
19655
5950-00-351-5599INTERCHANGEABLE
COIL,RADIO FREQUENCY
5330-00-360-7952INTERCHANGEABLE
GASKET
30656
5331-00-641-8282INTERCHANGEABLE
O-RING
627
5945-00-699-0352INTERCHANGEABLE
ARMATURE,ELECTROMAGNETIC ACTUATO
12040
5985-00-733-6044INTERCHANGEABLE
ANTENNA ELEMENT
120-34
5950-00-782-8195INTERCHANGEABLE
TRANSFORMER,POWER
SMC587840
5120-00-871-1987INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5120-00-871-1987

Frequently Asked Questions

What is NSN 5120-01-045-3486?

NSN 5120-01-045-3486 is a Key,socket Head Screw, manufactured by Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc., classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-045-3486?

NSN 5120-01-045-3486 has 3 cross-referenced part numbers: 12040 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), A-A-2927 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 30656 (Granco Industries Inc).

What NSN replaces 5120-01-045-3486?

There are 12 known substitutes for 5120-01-045-3486: 4530-00-080-7395, 6220-00-160-1298, 8115-00-179-0578 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12040?

Key specifications for 12040: Style Designator: SCREWDRIVER HANDLE; Material: PLASTIC HANDLE; Surface Treatment: OXIDE WRENCHING SURFACE; Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL. 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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