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Technical Data Sheet
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AT131557 — BOLT,RIBBED SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AT131557: BOLT,RIBBED SHOULDER.

The BOLT,RIBBED SHOULDER is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5306-01-475-0298, 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
AT131557
NSN: 5306-01-475-0298
FSC: 5306 — Bolts
CAGE: 1QME2 — JOHN DEERE CONSTRUCTION & FORESTRY COMPANY (USA)
SPECIFICATIONS
end_item_identificationCONTRACTOR LOGISTICS LIFETIME SUPPORT (CRLS), HYDRAULIC EXCAVATOR TYPE 3 (HYEX) (MODEL 330 LCR HX3), NSN 3805-01-463-0805, TM5-3805-281-24P
NSN5306-01-475-0298
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AT131557 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONCONTRACTOR LOGISTICS LIFETIME SUPPORT (CRLS), HYDRAULIC EXCAVATOR TYPE 3 (HYEX) (MODEL 330 LCR HX3), NSN 3805-01-463-0805, TM5-3805-281-24P
SUBSTITUTES & CROSS-REFERENCES 1
M341850Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AT131557?
AT131557 is a BOLT,RIBBED SHOULDER.
What parts can replace AT131557?
There is 1 known substitute for AT131557: M341850. Substitute compatibility should be verified for your specific system.
What is the NSN for AT131557?
AT131557 is cataloged in the U.S. Government catalog under NSN 5306-01-475-0298. This indicates validated use in U.S. government and defense supply chains.
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