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Technical Data Sheet
PartsTable / COMPONENT / MS16633-5031
MS16633-5031 ✓ 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 RING,RETAINING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, usage_design: EXTERNAL, inside_diameter: 0.239 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN, major_thickness: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN, casehardening_indicator: NOT CASEHARDENED, cross-sectional_shape_style: ROUNDED CORNERS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-954-5166, 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
MS16633-5031
NSN: 5325-00-954-5166
FSC: 5325
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER ALLOY
ring_styleE
usage_designEXTERNAL
inside_diameter0.239 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
major_thickness0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUNDED CORNERS
NSN5325-00-954-5166
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS16633-5031 · 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
•
RING STYLE: E
•
CROSS-SECTIONAL SHAPE STYLE: ROUNDED CORNERS
•
MATERIAL: COPPER ALLOY
•
MAJOR THICKNESS: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
USAGE DESIGN: EXTERNAL
•
INSIDE DIAMETER: 0.239 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
RING STYLEE
CROSS-SECTIONAL SHAPE STYLEROUNDED CORNERS
MATERIALCOPPER ALLOY
MAJOR THICKNESS0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
USAGE DESIGNEXTERNAL
INSIDE DIAMETER0.239 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
5133-31-CInterchangeable
interchangeable cross-reference
interchangeable
X5133-31PPInterchangeable
interchangeable cross-reference
interchangeable
759619PC8Interchangeable
interchangeable cross-reference
interchangeable
2-10504Interchangeable
interchangeable cross-reference
interchangeable
500-417Interchangeable
interchangeable cross-reference
interchangeable
1211AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS16633-5031?
MS16633-5031 is a RING,RETAINING.
What parts can replace MS16633-5031?
There are 9 known substitutes for MS16633-5031: 5133-31-C, X5133-31PP, 759619PC8 and 6 more. Substitute compatibility should be verified for your specific system.
Is MS16633-5031 still available?
MS16633-5031 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