PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AW18Key,socket Head Screw

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-428-8008 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-428-8008 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-428-8008. Primary manufacturer part number: AW18.
Features
  • Key,socket Head Screw — FSC 5120
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 0.563 INCHES NOMINAL BOTH ENDS IN
  • Surface Treatment: ZINC OVERALL
  • Specification/standard Data: 05047-ASME B18.3.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL
  • Features Provided: SHORT SERIES
  • Style Designator: L-HANDLE
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 5120-01-428-8008, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-428-8008
Primary Part NumberAW18
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
MaterialSTEEL OVERALL
Wrenching Surface Size0.563 INCHES NOMINAL BOTH ENDS IN
Surface TreatmentZINC OVERALL
Specification/standard Data05047-ASME B18.3.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching Surface ShapeHEXAGON BOTH ENDS EXTERNAL
Features ProvidedSHORT SERIES
Style DesignatorL-HANDLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5120-00-240-5268 INTERCHANGEABLE
Key,socket Head Screw
3439-00-918-792146059 INTERCHANGEABLE
Tweezers,anti-Wicking
Ripley Co Inc
5120-01-395-5439 INTERCHANGEABLE
Key,socket Head Screw
Cross-Reference Index
Part NumberManufacturer
AW18 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AW18D Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
ZLW0283-18 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B18.3.2 The American Society of Mechanical Engineers (USA)
ZHVY0217-18 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
5120-00-240-5268INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
3439-00-918-7921INTERCHANGEABLE
TWEEZERS,ANTI-WICKING
46059
5120-01-395-5439INTERCHANGEABLE
KEY,SOCKET HEAD SCREW

Frequently Asked Questions

What is NSN 5120-01-428-8008?

NSN 5120-01-428-8008 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 5120-01-428-8008?

NSN 5120-01-428-8008 has 5 cross-referenced part numbers: AW18 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), AW18D (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), ZLW0283-18 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B18.3.2 (The American Society of Mechanical Engineers), ZHVY0217-18 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 5120-01-428-8008?

There are 3 known substitutes for 5120-01-428-8008: 5120-00-240-5268, 3439-00-918-7921, 5120-01-395-5439. Verify interchangeability with system specifications before substitution.

What are the specifications of AW18?

Key specifications for AW18: Material: STEEL OVERALL; Overall Length: 5.750 INCHES NOMINAL IN; Wrenching Surface Size: 0.563 INCHES NOMINAL BOTH ENDS IN; Surface Treatment: ZINC OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-428-8008 still in active supply?

NSN 5120-01-428-8008 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.
PartsTable Design LLC · partstable.com