PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J88604Key,socket Head Screw

The Stanley Works Dba Stanley Proto · NSN 5120-01-428-8436 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-428-8436 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-428-8436. Primary manufacturer part number: J88604.
Features
  • Key,socket Head Screw — FSC 5120
  • Style Designator: SCREWDRIVER HANDLE
  • Wrenching Surface Size: 0.094 INCHES NOMINAL SINGLE END IN
  • Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL
  • Surface Treatment: OXIDE WRENCHING SURFACE
  • Material: PLASTIC HANDLE
  • Material: STEEL WRENCHING SURFACE
  • 5 verified cross-references
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 5120-01-428-8436, 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 6 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-428-8436
Primary Part NumberJ88604
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe Stanley Works Dba Stanley Proto
StatusACTIVE
Style DesignatorSCREWDRIVER HANDLE
Wrenching Surface Size0.094 INCHES NOMINAL SINGLE END IN
Wrenching Surface ShapeHEXAGON SINGLE END EXTERNAL
Surface TreatmentOXIDE WRENCHING SURFACE
MaterialPLASTIC HANDLE
MaterialSTEEL WRENCHING SURFACE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5935-00-140-317610-200720-27 INTERCHANGEABLE
Insert,electrical Connector
Amphenol Corp Div Amphenol Aerospace Operations
3110-00-156-352120232-17 INTERCHANGEABLE
Bearing,ball,annular
Cummins Inc.
5330-00-256-698717592 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5305-00-901-3102 INTERCHANGEABLE
Screw,wood
5950-00-995-00951023809REVC INTERCHANGEABLE
Transformer,power
Lockheed Martin Corporation Div Rms - Mitchel Field
6110-01-486-7447CT350E-24E1 INTERCHANGEABLE
Contactor,input
Contact Industries Inc
1670-01-590-3117 INTERCHANGEABLE
Tube Stoes
Cross-Reference Index
Part NumberManufacturer
88604 The Stanley Works Dba Stanley Proto (USA)
SDA6B Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
5HM61 W.w. Grainger, Inc. Div Government Sales Division (USA)
J88604 PRIMARY The Stanley Works Dba Stanley Proto (USA)
9583 The Stanley Works Dba Stanley Proto (USA)
Related Parts
5935-00-140-3176INTERCHANGEABLE
INSERT,ELECTRICAL CONNECTOR
10-200720-27
3110-00-156-3521INTERCHANGEABLE
BEARING,BALL,ANNULAR
20232-17
5330-00-256-6987INTERCHANGEABLE
GASKET
17592
5305-00-901-3102INTERCHANGEABLE
SCREW,WOOD
5950-00-995-0095INTERCHANGEABLE
TRANSFORMER,POWER
1023809REVC
6110-01-486-7447INTERCHANGEABLE
CONTACTOR,INPUT
CT350E-24E1
1670-01-590-3117INTERCHANGEABLE
TUBE STOES

Frequently Asked Questions

What is NSN 5120-01-428-8436?

NSN 5120-01-428-8436 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 5120-01-428-8436?

NSN 5120-01-428-8436 has 5 cross-referenced part numbers: 88604 (The Stanley Works Dba Stanley Proto), SDA6B (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), 5HM61 (W.w. Grainger, Inc. Div Government Sales Division), J88604 (The Stanley Works Dba Stanley Proto), 9583 (The Stanley Works Dba Stanley Proto).

What NSN replaces 5120-01-428-8436?

There are 7 known substitutes for 5120-01-428-8436: 5935-00-140-3176, 3110-00-156-3521, 5330-00-256-6987 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J88604?

Key specifications for J88604: Overall Length: 6.250 INCHES NOMINAL IN; Style Designator: SCREWDRIVER HANDLE; Wrenching Surface Size: 0.094 INCHES NOMINAL SINGLE END IN; Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL. 7 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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