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3552AS122 — BOLT,SQUARE NECK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3552AS122: BOLT,SQUARE NECK.

The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK, neck_width: 0.625 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN, neck_length: 0.416 INCHES MINIMUM AND 0.461 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 1.063 INCHES MINIMUM AND 1.147 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-462-9666, 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
3552AS122
NSN: 5306-01-462-9666
FSC: 5306 — Bolts
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT COUNTERSUNK
neck_width0.625 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
neck_length0.416 INCHES MINIMUM AND 0.461 INCHES MAXIMUM IN
thread_class2A A
head_diameter1.063 INCHES MINIMUM AND 1.147 INCHES MAXIMUM IN
thread_length1.773 INCHES MINIMUM IN
fastener_length2.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
nominal_thread_diameter0.625 INCHES IN
thread_quantity_per_inch11
NSN5306-01-462-9666
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3552AS122 · 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: 0.416 INCHES MINIMUM AND 0.461 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.000 INCHES NOMINAL IN
•
THREAD LENGTH: 1.773 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMA307-47T ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
NECK WIDTH: 0.625 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
NECK LENGTH0.416 INCHES MINIMUM AND 0.461 INCHES MAXIMUM IN
FASTENER LENGTH2.000 INCHES NOMINAL IN
THREAD LENGTH1.773 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA307-47T ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.625 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
NECK WIDTH0.625 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3552AS122?
3552AS122 is a BOLT,SQUARE NECK.
What is the NSN for 3552AS122?
3552AS122 is cataloged in the U.S. Government catalog under NSN 5306-01-462-9666. 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.