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90298A730 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

90298A730: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: KNURLED NO. 1, head_height: 0.312 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.750 INCHES NOMINAL IN, thread_length: 0.625 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-529-3841, 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
90298A730
NSN: 5305-01-529-3841
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleKNURLED NO. 1
head_height0.312 INCHES NOMINAL IN
thread_class3A A
head_diameter0.750 INCHES NOMINAL IN
thread_length0.625 INCHES NOMINAL IN
shoulder_shapeROUND OVERALL
fastener_length5.437 INCHES NOMINAL IN
shoulder_length4.500 INCHES NOMINAL OVERALL IN
thread_directionRIGHT-HAND
shoulder_diameter0.500 INCHES NOMINAL OVERALL IN
width_across_flats0.250 INCHES NOMINAL IN
NSN5305-01-529-3841
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 90298A730 · 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
•
WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.312 INCHES NOMINAL IN
•
FASTENER LENGTH: 5.437 INCHES NOMINAL IN
•
SHOULDER LENGTH: 4.500 INCHES NOMINAL OVERALL IN
•
SHOULDER DIAMETER: 0.500 INCHES NOMINAL OVERALL IN
•
THREAD LENGTH: 0.625 INCHES NOMINAL IN
•
SHOULDER SHAPE: ROUND OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
HEAD HEIGHT0.312 INCHES NOMINAL IN
FASTENER LENGTH5.437 INCHES NOMINAL IN
SHOULDER LENGTH4.500 INCHES NOMINAL OVERALL IN
SHOULDER DIAMETER0.500 INCHES NOMINAL OVERALL IN
THREAD LENGTH0.625 INCHES NOMINAL IN
SHOULDER SHAPEROUND OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEKNURLED NO. 1
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES 1
AES20U500D50SH8A11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 90298A730?
90298A730 is a SCREW,SHOULDER.
What parts can replace 90298A730?
There is 1 known substitute for 90298A730: AES20U500D50SH8A11. Substitute compatibility should be verified for your specific system.
What is the NSN for 90298A730?
90298A730 is cataloged in the U.S. Government catalog under NSN 5305-01-529-3841. 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.