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ST3M850V5-10AS — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

ST3M850V5-10AS: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R56400 OVERALL, head_style: FLAT COUNTERSUNK UNDERCUT, head_height: 0.0819 INCHES MINIMUM AND 0.0839 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.575 INCHES MINIMUM AND 0.633 INCHES MAXIMUM IN, thread_length: 0.505 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-217-9063, 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
ST3M850V5-10AS
NSN: 5305-01-217-9063
FSC: 5305 — Screws
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialTITANIUM ALLOY UNS R56400 OVERALL
head_styleFLAT COUNTERSUNK UNDERCUT
head_height0.0819 INCHES MINIMUM AND 0.0839 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.575 INCHES MINIMUM AND 0.633 INCHES MAXIMUM IN
thread_length0.505 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length1.140 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN
shoulder_length0.5331 INCHES MINIMUM AND 0.5511 INCHES MAXIMUM FIRST SHOULDER IN
special_featuresCETYLE ALCOHOL LUBE; FURNISH WITH ONE O RING
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
NSN5305-01-217-9063
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: ST3M850V5-10AS · 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: 0.0819 INCHES MINIMUM AND 0.0839 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.140 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 0.5331 INCHES MINIMUM AND 0.5511 INCHES MAXIMUM FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.505 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE AND AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SINGLE SHEAR STRENGTH: ERR-060
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.0819 INCHES MINIMUM AND 0.0839 INCHES MAXIMUM IN
FASTENER LENGTH1.140 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN
SHOULDER LENGTH0.5331 INCHES MINIMUM AND 0.5511 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.505 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4928 ASSN STD SINGLE MATERIAL RESPONSE AND AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SINGLE SHEAR STRENGTHERR-060
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEFLAT COUNTERSUNK UNDERCUT
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
HT4059V5-10ASSame 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 ST3M850V5-10AS?
ST3M850V5-10AS is a SCREW,SHOULDER.
What parts can replace ST3M850V5-10AS?
There is 1 known substitute for ST3M850V5-10AS: HT4059V5-10AS. Substitute compatibility should be verified for your specific system.
What is the NSN for ST3M850V5-10AS?
ST3M850V5-10AS is cataloged in the U.S. Government catalog under NSN 5305-01-217-9063. 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.