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Technical Data Sheet
PartsTable / COMPONENT / 5B6161
5B6161 ✓ 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 COMP 1060, end_style: VERTEX BELOW CENTER, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 0.382 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN, major_thickness: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-200-5460, 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
5B6161
NSN: 5325-00-200-5460
FSC: 5325
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 1060
end_styleVERTEX BELOW CENTER
ring_styleSTRAIGHT GAP
usage_designEXTERNAL
inside_diameter0.382 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN
major_thickness0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
outside_diameter0.627 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationSAE 1060 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-200-5460
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5B6161 · 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: 0.627 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1060
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 1060 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: STRAIGHT GAP
•
USAGE DESIGN: EXTERNAL
•
MAJOR THICKNESS: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.627 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1060
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 1060 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
USAGE DESIGNEXTERNAL
MAJOR THICKNESS0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
INSIDE DIAMETER0.382 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN
END STYLEVERTEX BELOW CENTER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
AN515C-8-12Interchangeable
interchangeable cross-reference
interchangeable
112-0782-047Interchangeable
interchangeable cross-reference
interchangeable
0453-279Interchangeable
interchangeable cross-reference
interchangeable
835123Interchangeable
interchangeable cross-reference
interchangeable
91947Interchangeable
interchangeable cross-reference
interchangeable
M-6-4-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5B6161?
5B6161 is a RING,RETAINING.
What parts can replace 5B6161?
There are 8 known substitutes for 5B6161: AN515C-8-12, 112-0782-047, 0453-279 and 5 more. Substitute compatibility should be verified for your specific system.
Is 5B6161 still available?
5B6161 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