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B552-3200-32 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

B552-3200-32: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145 OVERALL, head_style: HEXAGON, head_height: 0.530 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.240 INCHES NOMINAL IN, shoulder_shape: SQUARE ALL SHOULDERS. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-379-9574, 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
B552-3200-32
NSN: 5306-01-379-9574
FSC: 5306 — Bolts
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145 OVERALL
head_styleHEXAGON
head_height0.530 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
thread_class2A A
thread_length1.240 INCHES NOMINAL IN
shoulder_shapeSQUARE ALL SHOULDERS
fastener_length3.060 INCHES NOMINAL IN
shoulder_length1.430 INCHES MINIMUM AND 1.450 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
width_between_flats1.312 INCHES NOMINAL IN
nominal_thread_diameter0.875 INCHES IN
thread_quantity_per_inch9
NSN5306-01-379-9574
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: B552-3200-32 · 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
•
HEAD HEIGHT: 0.530 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
•
FASTENER LENGTH: 3.060 INCHES NOMINAL IN
•
SHOULDER LENGTH: 1.430 INCHES MINIMUM AND 1.450 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 1.240 INCHES NOMINAL IN
•
SHOULDER SHAPE: SQUARE ALL SHOULDERS
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A193 B7 ASSN STD 15TH MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.875 INCHES IN
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.530 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
FASTENER LENGTH3.060 INCHES NOMINAL IN
SHOULDER LENGTH1.430 INCHES MINIMUM AND 1.450 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH1.240 INCHES NOMINAL IN
SHOULDER SHAPESQUARE ALL SHOULDERS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A193 B7 ASSN STD 15TH MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.875 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS1.312 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 3
563-6404329-65Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
563-7409379-65Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
211087612Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 B552-3200-32?
B552-3200-32 is a BOLT,SHOULDER.
What parts can replace B552-3200-32?
There are 3 known substitutes for B552-3200-32: 563-6404329-65, 563-7409379-65, 211087612. Substitute compatibility should be verified for your specific system.
What is the NSN for B552-3200-32?
B552-3200-32 is cataloged in the U.S. Government catalog under NSN 5306-01-379-9574. This indicates validated use in U.S. government and defense supply chains.
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