PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AW20DKey,socket Head Screw

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-428-7934 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-428-7934 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-428-7934. Primary manufacturer part number: AW20D.
Features
  • Key,socket Head Screw — FSC 5120
  • Specification/standard Data: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Surface Treatment: ZINC OVERALL
  • Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL
  • Style Designator: L-HANDLE
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 0.625 INCHES NOMINAL BOTH ENDS IN
  • Features Provided: SHORT SERIES
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Key,socket Head Screw, cataloged under National Stock Number 5120-01-428-7934, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-428-7934
Primary Part NumberAW20D
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusCANCELLED
Specification/standard Data05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Surface TreatmentZINC OVERALL
Wrenching Surface ShapeHEXAGON BOTH ENDS EXTERNAL
Style DesignatorL-HANDLE
MaterialSTEEL OVERALL
Wrenching Surface Size0.625 INCHES NOMINAL BOTH ENDS IN
Features ProvidedSHORT SERIES
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
3433-00-161-7526 INTERCHANGEABLE
Tip,welding Torch
5120-00-224-2510 INTERCHANGEABLE
Key,socket Head Screw
2930-00-366-0647820 INTERCHANGEABLE
Pump,cooling System,engine
Elgin Industries Inc. Dba
3439-00-918-7920AW20 INTERCHANGEABLE
Heat Sink,soldering Aid
Ripley Co Inc
Cross-Reference Index
Part NumberManufacturer
B18.3 The American Society of Mechanical Engineers (USA)
AW20D PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AW20 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
ZHVY0217-19 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
ZLW0283-19 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
3433-00-161-7526INTERCHANGEABLE
TIP,WELDING TORCH
5120-00-224-2510INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
2930-00-366-0647INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
820
3439-00-918-7920INTERCHANGEABLE
HEAT SINK,SOLDERING AID
AW20

Frequently Asked Questions

What is NSN 5120-01-428-7934?

NSN 5120-01-428-7934 is a Key,socket Head Screw, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-01-428-7934?

NSN 5120-01-428-7934 has 5 cross-referenced part numbers: B18.3 (The American Society of Mechanical Engineers), AW20D (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AW20 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), ZHVY0217-19 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), ZLW0283-19 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 5120-01-428-7934?

There are 4 known substitutes for 5120-01-428-7934: 3433-00-161-7526, 5120-00-224-2510, 2930-00-366-0647 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AW20D?

Key specifications for AW20D: Overall Length: 6.250 INCHES NOMINAL IN; Specification/standard Data: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Surface Treatment: ZINC OVERALL; Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-428-7934 still in active supply?

NSN 5120-01-428-7934 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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