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1509326 — STUD,SHOULDERED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1509326: STUD,SHOULDERED.

The STUD,SHOULDERED is a the manufacturer industrial component. Key specifications include thread_class: 2A NUT THREAD A, thread_length: 0.578 INCHES NOMINAL STUD THREAD IN, overall_length: 3.155 INCHES NOMINAL IN, surface_finish: 250.0 MICROINCHES OVERALL, shoulder_length: 1.620 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN, special_features: SECOND STEP 0.368 IN.MIN 0.373 IN. MAX DIA BY 0.093 IN.

L BOTH ENDS IN. This part is cataloged in the U.S. Government catalog under NSN 5307-00-485-9996, 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
1509326
NSN: 5307-00-485-9996
NIINs: 004859996, 007769962
FSC: 5307 — Studs
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
thread_class2A NUT THREAD A
thread_length0.578 INCHES NOMINAL STUD THREAD IN
overall_length3.155 INCHES NOMINAL IN
surface_finish250.0 MICROINCHES OVERALL
shoulder_length1.620 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
special_featuresSECOND STEP 0.368 IN.MIN 0.373 IN. MAX DIA BY 0.093 IN. L BOTH ENDS IN
style_designatorSHOULDERED
thread_directionRIGHT-HAND STUD THREAD
shoulder_diameter0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
nominal_thread_size0.375 INCHES STUD THREAD IN
nut_end_shank_length0.094 INCHES NOMINAL IN
distance_across_flats0.375 INCHES NOMINAL IN
NSN5307-00-485-9996
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1509326 · 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
•
SURFACE FINISH: 250.0 MICROINCHES OVERALL
•
NUT END SHANK DIAMETER: 0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.578 INCHES NOMINAL NUT THREAD IN
•
STYLE DESIGNATOR: SHOULDERED
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
TECHNICAL CHARACTERISTICS
SURFACE FINISH250.0 MICROINCHES OVERALL
NUT END SHANK DIAMETER0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
THREAD LENGTH0.578 INCHES NOMINAL NUT THREAD IN
THREAD LENGTH0.578 INCHES NOMINAL STUD THREAD IN
STYLE DESIGNATORSHOULDERED
OVERALL LENGTH3.155 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.375 INCHES STUD THREAD IN
SHOULDER DIAMETER0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
BUWEPSDWG150932 6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 1509326?
1509326 is a STUD,SHOULDERED.
What parts can replace 1509326?
There is 1 known substitute for 1509326: BUWEPSDWG150932 6. Substitute compatibility should be verified for your specific system.
What is the NSN for 1509326?
1509326 is cataloged in the U.S. Government catalog under NSN 5307-00-485-9996. 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.