PartsTable
Technical Data Sheet
S1616 ✓ 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

DISK RETAINER AND THROTTLING SKI. Key specifications include material: RUBBER SYNTHETIC, overall_height: 0.162 INCHES NOMINAL IN, inside_diameter: 2.065 INCHES MINIMUM AND 2.070 INCHES MAXIMUM IN, outside_diameter: 2.798 INCHES MINIMUM AND 2.803 INCHES MAXIMUM IN, style_designator: PLAIN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-063-4998, 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
S1616
NSN: 5306-00-063-4998
FSC: 5306
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
overall_height0.162 INCHES NOMINAL IN
inside_diameter2.065 INCHES MINIMUM AND 2.070 INCHES MAXIMUM IN
outside_diameter2.798 INCHES MINIMUM AND 2.803 INCHES MAXIMUM IN
style_designatorPLAIN
NSN5306-00-063-4998
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: S1616 · 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
HEAD STYLE: HEXAGON
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
FEATURES PROVIDED: FINISHED HEAD
THREAD DIRECTION: RIGHT-HAND
THREAD CLASS: 2A A
THREAD LENGTH: 0.750 INCHES MINIMUM IN
MATERIAL: STEEL OVERALL
THREAD QUANTITY PER INCH: 20
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEHEXAGON
NOMINAL THREAD DIAMETER0.250 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A A
THREAD LENGTH0.750 INCHES MINIMUM IN
MATERIALSTEEL OVERALL
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
GRIP LENGTH0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
6477-32Interchangeable
interchangeable cross-reference
interchangeable
50055Interchangeable
interchangeable cross-reference
interchangeable
S1616Interchangeable
interchangeable cross-reference
interchangeable
2620-920X12ASSY11APC4Interchangeable
interchangeable cross-reference
interchangeable
845-2181282-3INInterchangeable
interchangeable cross-reference
interchangeable
845-2445066 ITEM 19Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S1616?
S1616 is a DISK RETAINER AND THROTTLING SKI.
What parts can replace S1616?
There are 7 known substitutes for S1616: 6477-32, 50055, S1616 and 4 more. Substitute compatibility should be verified for your specific system.
Is S1616 still available?
S1616 is currently cancelled.
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