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003-008528 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

003-008528: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: FLAT CHAMFER, head_height: 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.357 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_length: 0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-587-3585, 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
003-008528
NSN: 5305-00-587-3585
FSC: 5305 — Screws
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
head_styleFLAT CHAMFER
head_height0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.357 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_length0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.605 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
shoulder_length0.250 INCHES NOMINAL FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentPASSIVATE OVERALL
NSN5305-00-587-3585
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 003-008528 · 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: 0.125 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.605 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 0.250 INCHES NOMINAL FIRST SHOULDER IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SHOULDER DIAMETER: 0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.125 INCHES NOMINAL IN
HEAD HEIGHT0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
FASTENER LENGTH0.605 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
SHOULDER LENGTH0.250 INCHES NOMINAL FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFLAT CHAMFER
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 1
A3143676-1Reference 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 003-008528?
003-008528 is a SCREW,SHOULDER.
What parts can replace 003-008528?
There is 1 known substitute for 003-008528: A3143676-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 003-008528?
003-008528 is cataloged in the U.S. Government catalog under NSN 5305-00-587-3585. 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.