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Technical Data Sheet
PartsTable / COMPONENT / M2742630162B
M2742630162B ✓ 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: STEEL, ring_style: SPECIAL FLAT, usage_design: EXTERNAL, inside_diameter: 3.815 INCHES NOMINAL IN, major_thickness: 0.108 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN, outside_diameter: 4.002 INCHES MINIMUM AND 4.037 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-506-2371, 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
M2742630162B
NSN: 5325-01-506-2371
FSC: 5325
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL
ring_styleSPECIAL FLAT
usage_designEXTERNAL
inside_diameter3.815 INCHES NOMINAL IN
major_thickness0.108 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
outside_diameter4.002 INCHES MINIMUM AND 4.037 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleDOUBLE OVAL
NSN5325-01-506-2371
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: M2742630162B · 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
•
INSIDE DIAMETER: 3.815 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
MAJOR THICKNESS: 0.108 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL
•
RING STYLE: SPECIAL FLAT
•
OUTSIDE DIAMETER: 4.002 INCHES MINIMUM AND 4.037 INCHES MAXIMUM IN
•
USAGE DESIGN: EXTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE DIAMETER3.815 INCHES NOMINAL IN
MATERIALSTEEL
CASEHARDENING INDICATORNOT CASEHARDENED
MAJOR THICKNESS0.108 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
RING STYLESPECIAL FLAT
OUTSIDE DIAMETER4.002 INCHES MINIMUM AND 4.037 INCHES MAXIMUM IN
USAGE DESIGNEXTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
M2742630260DInterchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-27426/3Interchangeable
interchangeable cross-reference
interchangeable
WH-1075Interchangeable
interchangeable cross-reference
interchangeable
69983S106Interchangeable
interchangeable cross-reference
interchangeable
RR-106SInterchangeable
interchangeable cross-reference
interchangeable
6748072-106Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M2742630162B?
M2742630162B is a RING,RETAINING.
What parts can replace M2742630162B?
There are 20 known substitutes for M2742630162B: M2742630260D, MIL-DTL-27426/3, WH-1075 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M2742630162B?
M2742630162B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-506-2371. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026