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1277914 — BOLT,SQUARE NECK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1277914: BOLT,SQUARE NECK.

The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: OVAL, neck_width: 0.492 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN, head_height: 0.250 INCHES NOMINAL IN, neck_length: 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_class: 3A A. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-734-6917, 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
1277914
NSN: 5306-00-734-6917
FSC: 5306 — Bolts
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleOVAL
neck_width0.492 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
head_height0.250 INCHES NOMINAL IN
neck_length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_class3A A
head_diameter1.562 INCHES NOMINAL IN
thread_length1.500 INCHES MINIMUM IN
fastener_length5.969 INCHES MINIMUM AND 6.031 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
nominal_thread_diameter0.500 INCHES IN
thread_quantity_per_inch20
NSN5306-00-734-6917
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1277914 · 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: 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.250 INCHES NOMINAL IN
•
FASTENER LENGTH: 5.969 INCHES MINIMUM AND 6.031 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.500 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: OVAL
•
THREAD DIRECTION: RIGHT-HAND
•
NECK WIDTH: 0.492 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
NECK LENGTH0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
HEAD HEIGHT0.250 INCHES NOMINAL IN
FASTENER LENGTH5.969 INCHES MINIMUM AND 6.031 INCHES MAXIMUM IN
THREAD LENGTH1.500 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEOVAL
THREAD DIRECTIONRIGHT-HAND
NECK WIDTH0.492 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH20
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1277914?
1277914 is a BOLT,SQUARE NECK.
What is the NSN for 1277914?
1277914 is cataloged in the U.S. Government catalog under NSN 5306-00-734-6917. This indicates validated use in U.S. government and defense supply chains.
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