PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F4LBHandle,socket Wrench

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-355-1865 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-355-1865 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-355-1865. Primary manufacturer part number: F4LB.
Features
  • Handle,socket Wrench — FSC 5120
  • Surface Treatment: CHROMIUM OVERALL
  • Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
  • Material: STEEL OVERALL
  • Specification/standard Data: 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Style Designator: BRACE WITH SINGLE REVOLVING GRIP
  • Drive End Shape: SQUARE SINGLE END EXTERNAL
  • Nondefinitive Spec/std Data: 1 TYPE AND 3 CLASS
Applications
  • Applications requiring Steel Overall construction
General Description

The Handle,socket Wrench, cataloged under National Stock Number 5120-01-355-1865, 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 15 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-01-355-1865
Primary Part NumberF4LB
Item NameHandle,socket Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusCANCELLED
Surface TreatmentCHROMIUM OVERALL
Drive Surface Size0.375 INCHES NOMINAL SINGLE END IN
MaterialSTEEL OVERALL
Specification/standard Data0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Style DesignatorBRACE WITH SINGLE REVOLVING GRIP
Drive End ShapeSQUARE SINGLE END EXTERNAL
Nondefinitive Spec/std Data1 TYPE AND 3 CLASS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-237-4969 INTERCHANGEABLE
Handle,socket Wrench
5120-00-240-141840981 INTERCHANGEABLE
Handle,socket Wrench
S K Hand Tool Corp
5120-00-249-1071 INTERCHANGEABLE
Handle,socket Wrench
5120-01-016-8708 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0715 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0716 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0731 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0734 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0741 INTERCHANGEABLE
Handle,socket Wrench
5120-01-335-0758 INTERCHANGEABLE
Handle,socket Wrench
Cross-Reference Index
Part NumberManufacturer
F4LA Jan Hermanek (CZE)
F4LA Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
KTI22071A K-Tool Corporation of Michigan Dba Preferred Tool & Equipment (USA)
ZLW0108-15 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
F4LB PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AS4283 TY1CL3 General Services Administration Federal Supply Service (USA)
5120-00-NIB-1865 PRIMARY Beyond Vision Inc Dba Beyond Vision (USA)
F4L Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
5120PL0932978 Jednolity Indeks Materialowy - Uniform Material Index (POL)
ZHVY0111 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
11A7000772 Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA)
B107.10M The American Society of Mechanical Engineers (USA)
B107.10M TY1CL3ST1 General Services Administration Federal Supply Service (USA)
AS4283 Sae International Dba Sae International (USA)
AS4283 Society of Automotive Engineers Inc (USA)
Related Parts
5120-00-237-4969INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-00-240-1418INTERCHANGEABLE
HANDLE,SOCKET WRENCH
40981
5120-00-249-1071INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-016-8708INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0715INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0716INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0731INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0734INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0741INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0758INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-0761INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5120-01-335-2033INTERCHANGEABLE
HANDLE,SOCKET WRENCH
45181

Frequently Asked Questions

What is NSN 5120-01-355-1865?

NSN 5120-01-355-1865 is a Handle,socket Wrench, 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 5120-01-355-1865?

NSN 5120-01-355-1865 has 15 cross-referenced part numbers: F4LA (Jan Hermanek), F4LA (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), KTI22071A (K-Tool Corporation of Michigan Dba Preferred Tool & Equipment), ZLW0108-15 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), F4LB (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc) and 10 more.

What NSN replaces 5120-01-355-1865?

There are 12 known substitutes for 5120-01-355-1865: 5120-00-237-4969, 5120-00-240-1418, 5120-00-249-1071 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of F4LB?

Key specifications for F4LB: Part Name Assigned by Controlling Agency: SPEEDER; Surface Treatment: CHROMIUM OVERALL; Overall Length: 17.844 INCHES NOMINAL IN; Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-01-355-1865 still in active supply?

NSN 5120-01-355-1865 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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