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Technical Data Sheet
PartsTable / COMPONENT / 7328293
7328293 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BOLT,RIBBED SHOULDER is a the manufacturer industrial component. Key specifications include head_style: PAN NO. 2, rib_length: 0.120 INCHES NOMINAL IN, head_height: 0.160 INCHES NOMINAL IN, rib_quantity: 39, thread_class: 3A A, head_diameter: 0.820 INCHES NOMINAL IN.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-732-8293, 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
7328293
NSN: 5306-00-732-8293
FSC: 5306
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OVERALL
head_stylePAN NO. 2
rib_length0.120 INCHES NOMINAL IN
head_height0.160 INCHES NOMINAL IN
rib_quantity39
thread_class3A A
head_diameter0.820 INCHES NOMINAL IN
thread_length0.960 INCHES MINIMUM IN
shoulder_shapeRIBBED FIRST SHOULDER
fastener_length1.420 INCHES NOMINAL IN
hardness_rating170.0 BRINELL STANDARD MINIMUM AND 248.0 BRINELL STANDARD MAXIMUM OVERALL
shoulder_length0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM FIRST SHOULDER IN
NSN5306-00-732-8293
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7328293 · 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
•
FASTENER LENGTH: 1.420 INCHES NOMINAL IN
•
THREAD LENGTH: 0.960 INCHES MINIMUM IN
•
THREAD SERIES DESIGNATOR: UNF
•
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS: 0.060 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OVERALL
•
MINIMUM TENSILE STRENGTH: 110000 POUNDS PER SQUARE INCH LBS
•
SHOULDER LENGTH: 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM FIRST SHOULDER IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH1.420 INCHES NOMINAL IN
THREAD LENGTH0.960 INCHES MINIMUM IN
THREAD SERIES DESIGNATORUNF
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS0.060 INCHES NOMINAL IN
MATERIALSTEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OVERALL
MINIMUM TENSILE STRENGTH110000 POUNDS PER SQUARE INCH LBS
SHOULDER LENGTH0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM FIRST SHOULDER IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
THREAD QUANTITY PER INCH20
RIB MAJOR DIAMETER0.618 INCHES MINIMUM AND 0.628 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
3550Interchangeable
interchangeable cross-reference
interchangeable
721862-015Interchangeable
interchangeable cross-reference
interchangeable
33550Interchangeable
interchangeable cross-reference
interchangeable
33550DLNInterchangeable
interchangeable cross-reference
interchangeable
09-33550Interchangeable
interchangeable cross-reference
interchangeable
033550Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7328293?
7328293 is a BOLT,RIBBED SHOULDER.
What parts can replace 7328293?
There are 8 known substitutes for 7328293: 3550, 721862-015, 33550 and 5 more. Substitute compatibility should be verified for your specific system.
Is 7328293 still available?
7328293 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026