PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

411141-2Key,socket Head Screw

Raytheon Company Dba Raytheon · NSN 5120-01-028-8542 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-028-8542 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-028-8542. Primary manufacturer part number: 411141-2.
Features
  • Key,socket Head Screw — FSC 5120
  • Short Arm Length: 0.468 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
  • Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL
  • Wrenching Surface Size: 0.050 INCHES NOMINAL BOTH ENDS IN
  • Material: STEEL OVERALL
  • Long Arm Length: 1.656 INCHES MINIMUM AND 1.844 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL C FED SPEC SINGLE TREATMENT RESPONSE OR F-46,TY II,CL 3 MFR REF SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: CADMIUM OVERALL
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 5120-01-028-8542, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 8 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-028-8542
Primary Part Number411141-2
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Short Arm Length0.468 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
Wrenching Surface ShapeHEXAGON BOTH ENDS EXTERNAL
Wrenching Surface Size0.050 INCHES NOMINAL BOTH ENDS IN
MaterialSTEEL OVERALL
Long Arm Length1.656 INCHES MINIMUM AND 1.844 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL C FED SPEC SINGLE TREATMENT RESPONSE OR F-46,TY II,CL 3 MFR REF SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentCADMIUM OVERALL
Style DesignatorL-HANDLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5120-01-028-8543 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5120-01-348-7322 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
Cross-Reference Index
Part NumberManufacturer
TMRX-8 Sna Germany Gmbh (DEU)
411141-2 PRIMARY Raytheon Company Dba Raytheon (USA)
Related Parts
5120-01-028-8543INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5120-01-348-7322INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC

Frequently Asked Questions

What is NSN 5120-01-028-8542?

NSN 5120-01-028-8542 is a Key,socket Head Screw, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-028-8542?

NSN 5120-01-028-8542 has 2 cross-referenced part numbers: TMRX-8 (Sna Germany Gmbh), 411141-2 (Raytheon Company Dba Raytheon).

What NSN replaces 5120-01-028-8542?

There are 2 known substitutes for 5120-01-028-8542: 5120-01-028-8543, 5120-01-348-7322. Verify interchangeability with system specifications before substitution.

What are the specifications of 411141-2?

Key specifications for 411141-2: Short Arm Length: 0.468 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN; Overall Length: 1.705 INCHES MINIMUM AND 1.894 INCHES MAXIMUM IN; Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL; Wrenching Surface Size: 0.050 INCHES NOMINAL BOTH ENDS IN. 9 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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