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EM50622 ITEM 16 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

EM50622 ITEM 16: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, ring_style: SPIRAL, inside_diameter: 120.4 MILLIMETERS NOMINAL MM, outside_diameter: 126.6 MILLIMETERS MINIMUM AND 126.8 MILLIMETERS MAXIMUM MM, special_features: THK 1.8 MM; GROOVE DIA 121.4MM; GROOVE DEPTH 1.8 MM; GROOVE WIDTH 2.0MM MM. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-476-5693, 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
EM50622 ITEM 16
NSN: 5325-01-476-5693
FSC: 5325 — Fastening Devices
CAGE: K0107 — MACTAGGART SCOTT & CO LTD (GBR)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
ring_styleSPIRAL
inside_diameter120.4 MILLIMETERS NOMINAL MM
outside_diameter126.6 MILLIMETERS MINIMUM AND 126.8 MILLIMETERS MAXIMUM MM
special_featuresTHK 1.8 MM; GROOVE DIA 121.4MM; GROOVE DEPTH 1.8 MM; GROOVE WIDTH 2.0MM MM
NSN5325-01-476-5693
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: EM50622 ITEM 16 · 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
•
OUTSIDE DIAMETER: 126.6 MILLIMETERS MINIMUM AND 126.8 MILLIMETERS MAXIMUM MM
•
INSIDE DIAMETER: 120.4 MILLIMETERS NOMINAL MM
•
RING STYLE: SPIRAL
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER126.6 MILLIMETERS MINIMUM AND 126.8 MILLIMETERS MAXIMUM MM
INSIDE DIAMETER120.4 MILLIMETERS NOMINAL MM
RING STYLESPIRAL
SPECIAL FEATURESTHK 1.8 MM; GROOVE DIA 121.4MM; GROOVE DEPTH 1.8 MM; GROOVE WIDTH 2.0MM MM
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 1
ES-125Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is EM50622 ITEM 16?
EM50622 ITEM 16 is a RING,RETAINING.
What parts can replace EM50622 ITEM 16?
There is 1 known substitute for EM50622 ITEM 16: ES-125. Substitute compatibility should be verified for your specific system.
What is the NSN for EM50622 ITEM 16?
EM50622 ITEM 16 is cataloged in the U.S. Government catalog under NSN 5325-01-476-5693. 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.