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MS16630-1118 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MS16630-1118: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: EXTERNAL, usage_design: EXTERNAL, inside_diameter: 1.098 INCHES NOMINAL IN, major_thickness: 0.050 INCHES NOMINAL IN, minor_thickness: 0.041 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-995-9813, 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
MS16630-1118
NSN: 5325-00-995-9813
FSC: 5325 — Fastening Devices
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL
ring_styleEXTERNAL
usage_designEXTERNAL
inside_diameter1.098 INCHES NOMINAL IN
major_thickness0.050 INCHES NOMINAL IN
minor_thickness0.041 INCHES NOMINAL IN
surface_treatmentCADMIUM AND CHROMATE
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleBEVELED ONE INSIDE CORNER
material_document_and_classificationFED STD NO. 66 AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-995-9813
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS16630-1118 · 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
•
MATERIAL HARDNESS RATING: 47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
•
USAGE DESIGN: EXTERNAL
•
MINOR THICKNESS: 0.041 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD NO. 66 AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: BEVELED ONE INSIDE CORNER
•
MAJOR THICKNESS: 0.050 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.098 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
USAGE DESIGNEXTERNAL
MINOR THICKNESS0.041 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD NO. 66 AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEBEVELED ONE INSIDE CORNER
MAJOR THICKNESS0.050 INCHES NOMINAL IN
INSIDE DIAMETER1.098 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEEXTERNAL
SURFACE TREATMENTCADMIUM AND CHROMATE
SUBSTITUTES & CROSS-REFERENCES 5
5102-118MDReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS17341N46A1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
18376-PReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
X2747Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2JC3282H07Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS16630-1118?
MS16630-1118 is a RING,RETAINING.
What parts can replace MS16630-1118?
There are 5 known substitutes for MS16630-1118: 5102-118MD, MS17341N46A1, 18376-P and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS16630-1118?
MS16630-1118 is cataloged in the U.S. Government catalog under NSN 5325-00-995-9813. 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.