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50-8958-503 — 50-8958-503

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

50-8958-503: 50-8958-503.

The 50-8958-503 is a the manufacturer industrial component. Key specifications include overall_depth: 0.812 INCHES NOMINAL IN, inside_diameter: 0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, outside_diameter: 0.875 INCHES NOMINAL IN, screw_drive_type: CROSS RECESS TYPE 1, style_designator: ROUND WITH BAR FACE, attachment_method: SETSCREWS. This part is cataloged in the U.S.

Government catalog under NSN 5355-00-519-8032, 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
50-8958-503
NSN: 5355-00-519-8032
FSC: 5355 — Knobs and Pointers
CAGE: 82918 — THE BOEING COMPANY DIV LEGACY WICHITA (USA)
SPECIFICATIONS
overall_depth0.812 INCHES NOMINAL IN
inside_diameter0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
outside_diameter0.875 INCHES NOMINAL IN
screw_drive_typeCROSS RECESS TYPE 1
style_designatorROUND WITH BAR FACE
attachment_methodSETSCREWS
overall_thickness1.000 INCHES NOMINAL IN
reference_markingLINE
nominal_thread_size0.138 INCHES SCREW HOLE IN
setscrew_hole_quantity2
thread_quantity_per_inch32 SCREW HOLE
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
NSN5355-00-519-8032
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 50-8958-503 TITLE COMPONENT PN 50-8958-503 MFR 50-8958-503
KEY FEATURES
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.250 INCHES NOMINAL IN
•
SHAFT ACCOMMODATION STYLE: ROUND
•
OVERALL THICKNESS: 1.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND WITH BAR FACE
•
OUTSIDE DIAMETER: 0.875 INCHES NOMINAL IN
•
REFERENCE MARKING: LINE
•
SETSCREW HOLE QUANTITY: 2
•
NOMINAL THREAD SIZE: 0.138 INCHES SCREW HOLE IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.250 INCHES NOMINAL IN
SHAFT ACCOMMODATION STYLEROUND
OVERALL THICKNESS1.000 INCHES NOMINAL IN
STYLE DESIGNATORROUND WITH BAR FACE
OUTSIDE DIAMETER0.875 INCHES NOMINAL IN
REFERENCE MARKINGLINE
SETSCREW HOLE QUANTITY2
NOMINAL THREAD SIZE0.138 INCHES SCREW HOLE IN
INSIDE DIAMETER0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
GRIPPING SURFACE CONDITIONSMOOTH
SUBSTITUTES & CROSS-REFERENCES 3
FNA1047AReference document
Same NSN cross-reference
Reference document — Secondary reference
FNA1047Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
38-6301Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 50-8958-503?
50-8958-503 is a 50-8958-503.
What parts can replace 50-8958-503?
There are 3 known substitutes for 50-8958-503: FNA1047A, FNA1047, 38-6301. Substitute compatibility should be verified for your specific system.
What is the NSN for 50-8958-503?
50-8958-503 is cataloged in the U.S. Government catalog under NSN 5355-00-519-8032. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.