PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66-186-AScrewdriver,flat Tip

The Stanley Works Dba Stanley Proto · NSN 5120-00-227-7356 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-227-7356 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-227-7356. Primary manufacturer part number: 66-186-A.
Features
  • Screwdriver,flat Tip — FSC 5120
  • Features Provided: STRAIGHT TIP SIDES AND STRAIGHT FLUTED HANDLE
  • Material: PLASTIC HANDLE
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND A STYLE
  • Length: 6.000 INCHES NOMINAL BLADE IN
  • Thickness: 0.039 INCHES NOMINAL TIP IN
  • Specification/standard Data: 05047-ASME B107.600 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Shank Shape: ROUND
Applications
  • Applications requiring Plastic Handle construction
General Description

The Screwdriver,flat Tip, cataloged under National Stock Number 5120-00-227-7356, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The Stanley Works Dba Stanley Proto. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 18 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-227-7356
Primary Part Number66-186-A
Item NameScrewdriver,flat Tip
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe Stanley Works Dba Stanley Proto
StatusCANCELLED
Features ProvidedSTRAIGHT TIP SIDES AND STRAIGHT FLUTED HANDLE
MaterialPLASTIC HANDLE
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND A STYLE
Length6.000 INCHES NOMINAL BLADE IN
Thickness0.039 INCHES NOMINAL TIP IN
Specification/standard Data05047-ASME B107.600 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Shank ShapeROUND
Environmental Attribute CodePLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
MaterialSTEEL BLADE
Width0.188 INCHES NOMINAL TIP IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5930-00-071-0924700406-02-0001 INTERCHANGEABLE
Switch,selector
Cec Vibration Products, Llc Dba Cec Vibrations Products
4730-00-278-6319084-01592 INTERCHANGEABLE
Coupling,pipe
Rogers Brothers Corp
3820-00-282-4944E23072H INTERCHANGEABLE
Drill Rod,rock Drill
Brunner and Lay Inc
5331-00-484-8561E0540-80 2004 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
4720-00-720-1096 INTERCHANGEABLE
Hose,nonmetallic
5910-00-904-5889 INTERCHANGEABLE
Capacitor,fixed,electrolytic
4720-01-093-27774031150 INTERCHANGEABLE
Hose Assembly,brake
Chrysler Corp Service and Parts Opns
5305-01-241-621430,606 INTERCHANGEABLE
Screw,cap,socket Head
L.s. Starrett Company (the) Div Tool Division
5120-01-367-3736 INTERCHANGEABLE
Screwdriver,flat Tip
5120-01-524-714530606 INTERCHANGEABLE
Bit,screwdriver
Tool Equipment Co Dba T & E Tools
Cross-Reference Index
Part NumberManufacturer
66-186-A The Stanley Works Dba Stanley Proto (USA)
1898660 Oshkosh Defense Llc (USA)
J88213 The Stanley Works Dba Stanley Proto (USA)
5120PL0877137 Jednolity Indeks Materialowy - Uniform Material Index (POL)
66-186 The Stanley Works Dba Stanley Proto (USA)
B107.15 The American Society of Mechanical Engineers (USA)
B107.15 TY1CL1 General Services Administration Federal Supply Service (USA)
SSDE66C Snap-on Tools (australia) Pty Ltd (AUS)
53JT15 W.w. Grainger, Inc. Div Government Sales Division (USA)
30606 Gray Forgings and Stampings Ltd (CAN)
B107.15 TY1 General Services Administration Federal Supply Service (USA)
GGG-S-121 TY1CL1DEA General Services Administration Federal Supply Service (USA)
66-267 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
10124785 Nimikkeistokeskus Ncb Finland (FIN)
B107.600 TY1CL1STA General Services Administration Federal Supply Service (USA)
66-186 Stanley Tools Div of Stanley Works (USA)
GGG-S-121 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
1898660 Oshkosh Corp (USA)
B107.600 The American Society of Mechanical Engineers (USA)
B107.15 TY1CL1DEA General Services Administration Federal Supply Service (USA)
Related Parts
5930-00-071-0924INTERCHANGEABLE
SWITCH,SELECTOR
700406-02-0001
4730-00-278-6319INTERCHANGEABLE
COUPLING,PIPE
084-01592
3820-00-282-4944INTERCHANGEABLE
DRILL ROD,ROCK DRILL
E23072H
5331-00-484-8561INTERCHANGEABLE
O-RING
E0540-80 2004
4720-00-720-1096INTERCHANGEABLE
HOSE,NONMETALLIC
5910-00-904-5889INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
4720-01-093-2777INTERCHANGEABLE
HOSE ASSEMBLY,BRAKE
4031150
5305-01-241-6214INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
30,606
5120-01-367-3736INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-01-524-7145INTERCHANGEABLE
BIT,SCREWDRIVER
30606

Frequently Asked Questions

What is NSN 5120-00-227-7356?

NSN 5120-00-227-7356 is a Screwdriver,flat Tip, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-227-7356?

NSN 5120-00-227-7356 has 26 cross-referenced part numbers: 66-186-A (The Stanley Works Dba Stanley Proto), 1898660 (Oshkosh Defense Llc), J88213 (The Stanley Works Dba Stanley Proto), 5120PL0877137 (Jednolity Indeks Materialowy - Uniform Material Index), 66-186 (The Stanley Works Dba Stanley Proto) and 21 more.

What NSN replaces 5120-00-227-7356?

There are 10 known substitutes for 5120-00-227-7356: 5930-00-071-0924, 4730-00-278-6319, 3820-00-282-4944 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 66-186-A?

Key specifications for 66-186-A: Overall Length: 9.750 INCHES NOMINAL IN; Features Provided: STRAIGHT TIP SIDES AND STRAIGHT FLUTED HANDLE; Material: PLASTIC HANDLE; Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS AND A STYLE. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-227-7356 still in active supply?

NSN 5120-00-227-7356 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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