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7418891 — BOLT,SQUARE NECK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7418891: BOLT,SQUARE NECK.

The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include head_style: BUTTON, neck_width: 0.750 INCHES NOMINAL IN, head_height: 0.375 INCHES NOMINAL IN, neck_length: 0.469 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 1.562 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-102-7336, 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
7418891
NSN: 5306-01-102-7336
FSC: 5306 — Bolts
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1023 OR STEEL COMP 1025 OVERALL
head_styleBUTTON
neck_width0.750 INCHES NOMINAL IN
head_height0.375 INCHES NOMINAL IN
neck_length0.469 INCHES NOMINAL IN
thread_class2A A
head_diameter1.562 INCHES NOMINAL IN
thread_length1.375 INCHES NOMINAL IN
fastener_length2.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
nominal_thread_diameter0.750 INCHES IN
NSN5306-01-102-7336
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7418891 · 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
•
NECK LENGTH: 0.469 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.375 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.000 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 1.375 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-631 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
NOMINAL THREAD DIAMETER: 0.750 INCHES IN
•
HEAD STYLE: BUTTON
TECHNICAL CHARACTERISTICS
NECK LENGTH0.469 INCHES NOMINAL IN
HEAD HEIGHT0.375 INCHES NOMINAL IN
FASTENER LENGTH2.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH1.375 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-631 FED SPEC ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.750 INCHES IN
HEAD STYLEBUTTON
THREAD DIRECTIONRIGHT-HAND
NECK WIDTH0.750 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
T6-7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 7418891?
7418891 is a BOLT,SQUARE NECK.
What parts can replace 7418891?
There is 1 known substitute for 7418891: T6-7. Substitute compatibility should be verified for your specific system.
What is the NSN for 7418891?
7418891 is cataloged in the U.S. Government catalog under NSN 5306-01-102-7336. This indicates validated use in U.S. government and defense supply chains.
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