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90322A645 — STUD,CONTINUOUS THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

90322A645: STUD,CONTINUOUS THREAD.

The STUD,CONTINUOUS THREAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140, overall_length: 1.000 INCHES NOMINAL IN, special_features: MATERIAL IS GRADE 8 STEEL, thread_direction: RIGHT-HAND STUD THREAD, nominal_thread_size: 0.250 INCHES STUD THREAD IN, end_item_identification: KC-46A SUPPORT EQUIPMENT A. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-658-5880, 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
90322A645
NSN: 5307-01-658-5880
FSC: 5307 — Studs
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL COMP 4140
overall_length1.000 INCHES NOMINAL IN
special_featuresMATERIAL IS GRADE 8 STEEL
thread_directionRIGHT-HAND STUD THREAD
nominal_thread_size0.250 INCHES STUD THREAD IN
end_item_identificationKC-46A SUPPORT EQUIPMENT A
thread_quantity_per_inch20 STUD THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) STUD THREAD
part_name_assigned_by_controlling_agencyGRADE 8 STEEL FULLY THREADED ROD
NSN5307-01-658-5880
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 90322A645 · 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
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
NOMINAL THREAD SIZE: 0.250 INCHES STUD THREAD IN
•
THREAD QUANTITY PER INCH: 20 STUD THREAD
•
MATERIAL: STEEL COMP 4140
TECHNICAL CHARACTERISTICS
OVERALL LENGTH1.000 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
NOMINAL THREAD SIZE0.250 INCHES STUD THREAD IN
SPECIAL FEATURESMATERIAL IS GRADE 8 STEEL
PART NAME ASSIGNED BY CONTROLLING AGENCYGRADE 8 STEEL FULLY THREADED ROD
END ITEM IDENTIFICATIONKC-46A SUPPORT EQUIPMENT A
THREAD QUANTITY PER INCH20 STUD THREAD
MATERIALSTEEL COMP 4140
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) STUD THREAD
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
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 90322A645?
90322A645 is a STUD,CONTINUOUS THREAD.
What is the NSN for 90322A645?
90322A645 is cataloged in the U.S. Government catalog under NSN 5307-01-658-5880. 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.