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5740402 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

5740402: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1065, end_style: 90 DEGREE PARALLEL, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 2.986 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN, major_thickness: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-158-2182, 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
5740402
NSN: 5325-01-158-2182
FSC: 5325 — Fastening Devices
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1065
end_style90 DEGREE PARALLEL
ring_styleSTRAIGHT GAP
usage_designEXTERNAL
inside_diameter2.986 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN
major_thickness0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
outside_diameter3.286 INCHES MINIMUM AND 3.316 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating43.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationSAE 1065 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-01-158-2182
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5740402 · 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: 43.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
•
USAGE DESIGN: EXTERNAL
•
END STYLE: 90 DEGREE PARALLEL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 1065 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 3.286 INCHES MINIMUM AND 3.316 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 2.986 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING43.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
USAGE DESIGNEXTERNAL
END STYLE90 DEGREE PARALLEL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 1065 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER3.286 INCHES MINIMUM AND 3.316 INCHES MAXIMUM IN
MAJOR THICKNESS0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
INSIDE DIAMETER2.986 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
SUBSTITUTES & CROSS-REFERENCES 2
8623153Reference document
Same NSN cross-reference
Reference document — Secondary reference
5325PL0742630Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5740402?
5740402 is a RING,RETAINING.
What parts can replace 5740402?
There are 2 known substitutes for 5740402: 8623153, 5325PL0742630. Substitute compatibility should be verified for your specific system.
What is the NSN for 5740402?
5740402 is cataloged in the U.S. Government catalog under NSN 5325-01-158-2182. 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.