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A10043-003-107 — BOLT,SQUARE NECK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A10043-003-107: BOLT,SQUARE NECK.

The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, head_style: HEXAGON, neck_width: 0.120 INCHES NOMINAL IN, head_height: 0.190 INCHES NOMINAL IN, neck_length: 1.050 INCHES NOMINAL IN, thread_class: 2A A. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-150-8603, 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
A10043-003-107
NSN: 5306-01-150-8603
FSC: 5306 — Bolts
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
head_styleHEXAGON
neck_width0.120 INCHES NOMINAL IN
head_height0.190 INCHES NOMINAL IN
neck_length1.050 INCHES NOMINAL IN
thread_class2A A
thread_length3.810 INCHES NOMINAL IN
fastener_length3.930 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats1.120 INCHES NOMINAL IN
nominal_thread_diameter1.125 INCHES IN
thread_quantity_per_inch16
NSN5306-01-150-8603
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A10043-003-107 · 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: 1.050 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.190 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.930 INCHES NOMINAL IN
•
THREAD LENGTH: 3.810 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 1.125 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
NECK LENGTH1.050 INCHES NOMINAL IN
HEAD HEIGHT0.190 INCHES NOMINAL IN
FASTENER LENGTH3.930 INCHES NOMINAL IN
THREAD LENGTH3.810 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER1.125 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS1.120 INCHES NOMINAL IN
NECK WIDTH0.120 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 A10043-003-107?
A10043-003-107 is a BOLT,SQUARE NECK.
What is the NSN for A10043-003-107?
A10043-003-107 is cataloged in the U.S. Government catalog under NSN 5306-01-150-8603. 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.