PartsTable / COMPONENT / S1618
S1618
✓ 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
The RETAINING NUT,THROTTLING SKIRT is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: NICKEL COPPER ALLOY,ASTM B164 CLB. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-240-0799, 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
S1618
NSN: 5306-00-240-0799 FSC: 5306 CAGE: ZF912 — HASTINGS DEERING (AUST) PTY LTD (AUS)
SPECIFICATIONS
general_characteristics_item_description NICKEL COPPER ALLOY,ASTM B164 CLB NSN 5306-00-240-0799
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED
Hex HEAD
LENGTH: —
THREAD: — × —
MATERIAL: —
PN: S1618 · 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
• WIDTH BETWEEN FLATS: 0.500 INCHES NOMINAL IN
• THREAD LENGTH: 0.750 INCHES MINIMUM IN
• FASTENER LENGTH: 1.000 INCHES NOMINAL IN
• NOMINAL THREAD DIAMETER: 0.312 INCHES IN
• THREAD QUANTITY PER INCH: 18
• FEATURES PROVIDED: FINISHED HEAD
• THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLE HEXAGON WIDTH BETWEEN FLATS 0.500 INCHES NOMINAL IN THREAD LENGTH 0.750 INCHES MINIMUM IN FASTENER LENGTH 1.000 INCHES NOMINAL IN NOMINAL THREAD DIAMETER 0.312 INCHES IN THREAD QUANTITY PER INCH 18 FEATURES PROVIDED FINISHED HEAD THREAD SERIES DESIGNATOR UNIFIED NATIONAL COARSE (UNC) THREAD CLASS 2A A HARDNESS RATING 30.0 ROCKWELL C NOMINAL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
D1174 Interchangeable interchangeable cross-reference
interchangeable
VE931 Interchangeable interchangeable cross-reference
interchangeable
1033 Interchangeable interchangeable cross-reference
interchangeable
S1618 Interchangeable interchangeable cross-reference
interchangeable
DR-33512-H Interchangeable interchangeable cross-reference
interchangeable
LIFECYCLE
Status CANCELLED
Availability —
RoHS Compliant EAR99 Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S1618?
S1618 is a RETAINING NUT,THROTTLING SKIRT.
What parts can replace S1618?
There are 8 known substitutes for S1618: D1174, VE931, 1033 and 5 more. Substitute compatibility should be verified for your specific system.
Is S1618 still available?
S1618 is currently cancelled.