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121J-440D-Z3C — STUD,PLAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

121J-440D-Z3C: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5307-01-240-2615, 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
121J-440D-Z3C
NSN: 5307-01-240-2615
FSC: 5307 — Studs
CAGE: 72794 — SOUTHCO INC (USA)
SPECIFICATIONS
Part Number121J-440D-Z3C
NSN5307-01-240-2615
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 121J-440D-Z3C · 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
SUBSTITUTES & CROSS-REFERENCES 2
AJ4-40DBReference document
Same NSN cross-reference
Reference document — Secondary reference
AJ4-40DReference document
Same NSN cross-reference
Reference document — Secondary 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 121J-440D-Z3C?
121J-440D-Z3C is a STUD,PLAIN.
What parts can replace 121J-440D-Z3C?
There are 2 known substitutes for 121J-440D-Z3C: AJ4-40DB, AJ4-40D. Substitute compatibility should be verified for your specific system.
What is the NSN for 121J-440D-Z3C?
121J-440D-Z3C is cataloged in the U.S. Government catalog under NSN 5307-01-240-2615. This indicates validated use in U.S. government and defense supply chains.
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