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DS111 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The KEY,SOCKET HEAD SCREW is a the manufacturer industrial component. Key specifications include material: PLASTIC HANDLE, blade_length: 1.750 INCHES NOMINAL IN, overall_length: 5.250 INCHES NOMINAL IN, style_designator: SCREWDRIVER HANDLE, features_provided: REPLACEABLE WRENCHING FEATURE, surface_treatment: OXIDE OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-540-4359, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
DS111
NSN: 5120-00-540-4359
FSC: 5120
CAGE: 08664 — BRISTOL BABCOCK INC INSTRUMENTS-SYSTEMS DIV SUB OF BABCOCK INTL INC (USA)
SPECIFICATIONS
materialPLASTIC HANDLE
blade_length1.750 INCHES NOMINAL IN
overall_length5.250 INCHES NOMINAL IN
style_designatorSCREWDRIVER HANDLE
features_providedREPLACEABLE WRENCHING FEATURE
surface_treatmentOXIDE OVERALL
wrenching_surface_size0.110 INCHES NOMINAL SINGLE END IN
end_item_identificationWELLER MODEL NO. DS100 SOLDERING STATION
wrenching_surface_shapeSPLINE SINGLE END EXTERNAL
wrenching_surface_flute_quantity6
NSN5120-00-540-4359
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available KEY,SOCKET HEAD SCREW TITLE COMPONENT PN DS111 MFR KEY,SOCKET HEAD SCREW
KEY FEATURES
•
BLADE LENGTH: 1.750 INCHES NOMINAL IN
•
SURFACE TREATMENT: OXIDE OVERALL
•
WRENCHING SURFACE SHAPE: SPLINE SINGLE END EXTERNAL
•
MATERIAL: PLASTIC HANDLE
•
WRENCHING SURFACE SIZE: 0.110 INCHES NOMINAL SINGLE END IN
•
FEATURES PROVIDED: REPLACEABLE WRENCHING FEATURE
TECHNICAL CHARACTERISTICS (FLIS)
BLADE LENGTH1.750 INCHES NOMINAL IN
OVERALL LENGTH5.250 INCHES NOMINAL IN
SURFACE TREATMENTOXIDE OVERALL
WRENCHING SURFACE SHAPESPLINE SINGLE END EXTERNAL
MATERIALPLASTIC HANDLE
WRENCHING SURFACE SIZE0.110 INCHES NOMINAL SINGLE END IN
MATERIALSTEEL WRENCHING SURFACE
FEATURES PROVIDEDREPLACEABLE WRENCHING FEATURE
STYLE DESIGNATORSCREWDRIVER HANDLE
WRENCHING SURFACE FLUTE QUANTITY6
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
DS111Interchangeable
interchangeable cross-reference
interchangeable
T0051351199Interchangeable
interchangeable cross-reference
interchangeable
WS-11Interchangeable
interchangeable cross-reference
interchangeable
G167F1X2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DS111?
DS111 is a KEY,SOCKET HEAD SCREW.
What parts can replace DS111?
There are 4 known substitutes for DS111: DS111, T0051351199, WS-11 and 1 more. Substitute compatibility should be verified for your specific system.
Is DS111 still available?
DS111 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026