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90298A624 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

90298A624: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, head_style: KNURLED NO. 1, head_height: 0.250 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.5625 INCHES MAXIMUM IN, thread_length: 0.500 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-481-5852, 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
90298A624
NSN: 5305-01-481-5852
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
head_styleKNURLED NO. 1
head_height0.250 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.5625 INCHES MAXIMUM IN
thread_length0.500 INCHES MAXIMUM IN
shoulder_shapeROUND ALL SHOULDERS
fastener_length1.000 INCHES MAXIMUM IN
hardness_rating55.0 ROCKWELL B NOMINAL OVERALL
shoulder_length0.500 INCHES MAXIMUM ALL SHOULDERS IN
special_featuresHEAD CHAMFER IS30 - 45 DEGREES,TIP CHAMFER IS 45 DEGREES,BELONGS TO FIXTURE,AIRCRAFT,MAINTENANCE GROUP
thread_directionRIGHT-HAND
NSN5305-01-481-5852
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 90298A624 · 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: 0.250 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.000 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 0.500 INCHES MAXIMUM ALL SHOULDERS IN
•
SHOULDER DIAMETER: 0.375 INCHES NOMINAL ALL SHOULDERS IN
•
THREAD LENGTH: 0.500 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND ALL SHOULDERS
•
HARDNESS RATING: 55.0 ROCKWELL B NOMINAL OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 18-8STAINLESSSTEEL MFR REF 1ST MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.250 INCHES MAXIMUM IN
FASTENER LENGTH1.000 INCHES MAXIMUM IN
SHOULDER LENGTH0.500 INCHES MAXIMUM ALL SHOULDERS IN
SHOULDER DIAMETER0.375 INCHES NOMINAL ALL SHOULDERS IN
THREAD LENGTH0.500 INCHES MAXIMUM IN
SHOULDER SHAPEROUND ALL SHOULDERS
HARDNESS RATING55.0 ROCKWELL B NOMINAL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION18-8STAINLESSSTEEL MFR REF 1ST MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.3125 INCHES IN
HEAD STYLEKNURLED NO. 1
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 90298A624?
90298A624 is a SCREW,SHOULDER.
What is the NSN for 90298A624?
90298A624 is cataloged in the U.S. Government catalog under NSN 5305-01-481-5852. This indicates validated use in U.S. government and defense supply chains.
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