PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9580Key,socket Head Screw

The Stanley Works Dba Stanley Proto · NSN 5120-01-428-8633 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-428-8633 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-428-8633. Primary manufacturer part number: 9580.
Features
  • Key,socket Head Screw — FSC 5120
  • Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL
  • Wrenching Surface Size: 0.050 INCHES NOMINAL SINGLE END IN
  • Style Designator: SCREWDRIVER HANDLE
  • Material: PLASTIC HANDLE
  • Material: STEEL WRENCHING SURFACE
  • 2 verified cross-references
  • Primary manufacturer: The Stanley Works Dba Stanley Proto
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 5120-01-428-8633, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-428-8633
Primary Part Number9580
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe Stanley Works Dba Stanley Proto
StatusACTIVE
Wrenching Surface ShapeHEXAGON SINGLE END EXTERNAL
Wrenching Surface Size0.050 INCHES NOMINAL SINGLE END IN
Style DesignatorSCREWDRIVER HANDLE
MaterialPLASTIC HANDLE
MaterialSTEEL WRENCHING SURFACE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5935-00-020-8037GG4602-000-819 INTERCHANGEABLE
Connector,plug,electrical
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
4910-00-441-9119 INTERCHANGEABLE
Balancer,vehicle Wheel
6625-00-490-68751921-1621025 INTERCHANGEABLE
Voltmeter
Custom Metering Company Inc
3030-00-844-445612420471 INTERCHANGEABLE
Belt,v
U S Army Tank Automotive Command Amsta-Im-Mm
4820-01-018-61399-580 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Matheson Co Div of G D Searle Medical Products
6145-01-135-3622 INTERCHANGEABLE
Cable,special Purpose,electrical
6550-01-360-57249580 INTERCHANGEABLE
Fite Staining Kit
A J P Scientific Inc Dba Eng Scientific
Cross-Reference Index
Part NumberManufacturer
9580 PRIMARY The Stanley Works Dba Stanley Proto (USA)
SDA050B Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
5935-00-020-8037INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
GG4602-000-819
4910-00-441-9119INTERCHANGEABLE
BALANCER,VEHICLE WHEEL
6625-00-490-6875INTERCHANGEABLE
VOLTMETER
1921-1621025
3030-00-844-4456INTERCHANGEABLE
BELT,V
12420471
4820-01-018-6139INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
9-580
6145-01-135-3622INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
6550-01-360-5724INTERCHANGEABLE
FITE STAINING KIT
9580

Frequently Asked Questions

What is NSN 5120-01-428-8633?

NSN 5120-01-428-8633 is a Key,socket Head Screw, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-428-8633?

NSN 5120-01-428-8633 has 2 cross-referenced part numbers: 9580 (The Stanley Works Dba Stanley Proto), SDA050B (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 5120-01-428-8633?

There are 7 known substitutes for 5120-01-428-8633: 5935-00-020-8037, 4910-00-441-9119, 6625-00-490-6875 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9580?

Key specifications for 9580: Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL; Wrenching Surface Size: 0.050 INCHES NOMINAL SINGLE END IN; Style Designator: SCREWDRIVER HANDLE; Material: PLASTIC HANDLE. 6 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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