PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 503-0016
503-0016 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

ELEMENT PAN,HOT PLATE,RANGE TOP. Key specifications include end_item_identification: LANG MODELS 32S,36S,RF21S RF42S,43S,60S,72S,50SM AND 500S RANGES. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-558-6254, 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
503-0016
NSN: 5305-00-558-6254
FSC: 5305
CAGE: 00781 — CESSNA AIRCRAFT CO ARC AVIONICS DIV (USA)
SPECIFICATIONS
end_item_identificationLANG MODELS 32S,36S,RF21S RF42S,43S,60S,72S,50SM AND 500S RANGES
NSN5305-00-558-6254
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 503-0016 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD HEIGHT: 0.048 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.225 INCHES MINIMUM IN
•
PRIMARY WASHER MATERIAL THICKNESS: 0.025 INCHES MINIMUM IN
•
THREAD QUANTITY PER INCH: 48
•
MATERIAL: COPPER ALLOY OR STEEL CORROSION RESISTING OVERALL
•
INTERNAL DRIVE STYLE: SLOT
•
HEAD STYLE: BINDING
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
HEAD HEIGHT0.048 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN
THREAD LENGTH0.225 INCHES MINIMUM IN
PRIMARY WASHER MATERIAL THICKNESS0.025 INCHES MINIMUM IN
THREAD QUANTITY PER INCH48
MATERIALCOPPER ALLOY OR STEEL CORROSION RESISTING OVERALL
INTERNAL DRIVE STYLESLOT
HEAD STYLEBINDING
FASTENER LENGTH0.250 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.099 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
5031-4Interchangeable
interchangeable cross-reference
interchangeable
NY10-030Interchangeable
interchangeable cross-reference
interchangeable
Y139Interchangeable
interchangeable cross-reference
interchangeable
5026Interchangeable
interchangeable cross-reference
interchangeable
2590009562899Interchangeable
interchangeable cross-reference
interchangeable
SC50314Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 503-0016?
503-0016 is a ELEMENT PAN,HOT PLATE,RANGE TOP.
What parts can replace 503-0016?
There are 15 known substitutes for 503-0016: 5031-4, NY10-030, Y139 and 12 more. Substitute compatibility should be verified for your specific system.
Is 503-0016 still available?
503-0016 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