PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21171Key Set,socket Head Screw

Eklind Tool Co · NSN 5120-01-430-9447 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-430-9447 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-430-9447. Primary manufacturer part number: 21171.
Features
  • Key Set,socket Head Screw — FSC 5120
  • Key Quantity: 7
  • Key Characteristic: CONTAINS HEX KEYS SIZE 1.5, 2, 2.5, 3, 4, 5 AND 6MM MM
  • Handle Type: STRAIGHT
  • Features Provided: FOLD-UP TYPE
  • 1 verified cross-reference
  • Primary manufacturer: Eklind Tool Co
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Key Set,socket Head Screw, cataloged under National Stock Number 5120-01-430-9447, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Eklind Tool Co. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5120-01-430-9447
Primary Part Number21171
Item NameKey Set,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEklind Tool Co
StatusACTIVE
Key Quantity7
Key CharacteristicCONTAINS HEX KEYS SIZE 1.5, 2, 2.5, 3, 4, 5 AND 6MM MM
Handle TypeSTRAIGHT
Features ProvidedFOLD-UP TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5940-00-223-4821 INTERCHANGEABLE
Terminal,stud
2510-00-308-291821171 INTERCHANGEABLE
Retainer Assembly,s
Tenneco Inc
4320-00-470-638621171 INTERCHANGEABLE
Pump,rotary
Clayton Manufacturing Company
5950-01-015-5840989112-34B INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
6150-01-024-3574190728 INTERCHANGEABLE
Bus,conductor
Fluke Corp
5962-01-041-6744 INTERCHANGEABLE
Microcircuit,digital
5120-01-437-7864M-17 INTERCHANGEABLE
Key Set,socket Head Screw
Eklind Tool Co
Cross-Reference Index
Part NumberManufacturer
21171 PRIMARY Eklind Tool Co (USA)
Related Parts
5940-00-223-4821INTERCHANGEABLE
TERMINAL,STUD
2510-00-308-2918INTERCHANGEABLE
RETAINER ASSEMBLY,S
21171
4320-00-470-6386INTERCHANGEABLE
PUMP,ROTARY
21171
5950-01-015-5840INTERCHANGEABLE
COIL,RADIO FREQUENCY
989112-34B
6150-01-024-3574INTERCHANGEABLE
BUS,CONDUCTOR
190728
5962-01-041-6744INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5120-01-437-7864INTERCHANGEABLE
KEY SET,SOCKET HEAD SCREW
M-17

Frequently Asked Questions

What is NSN 5120-01-430-9447?

NSN 5120-01-430-9447 is a Key Set,socket Head Screw, manufactured by Eklind Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-430-9447?

NSN 5120-01-430-9447 has 1 cross-referenced part number: 21171 (Eklind Tool Co).

What NSN replaces 5120-01-430-9447?

There are 7 known substitutes for 5120-01-430-9447: 5940-00-223-4821, 2510-00-308-2918, 4320-00-470-6386 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21171?

Key specifications for 21171: Key Quantity: 7; Key Characteristic: CONTAINS HEX KEYS SIZE 1.5, 2, 2.5, 3, 4, 5 AND 6MM MM; Handle Type: STRAIGHT; Special Features: METAL HANDLE; 3-5/8 IN. HANDLE LG IN. 5 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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