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NAS8703DU5 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

NAS8703DU5: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.312 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN, head_diameter: 0.303 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-671-5806, 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
NAS8703DU5
NSN: 5305-01-671-5806
FSC: 5305 — Screws
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT COUNTERSUNK
grip_length0.312 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
head_diameter0.303 INCHES MAXIMUM IN
thread_length0.323 INCHES NOMINAL IN
fastener_length0.635 INCHES NOMINAL IN
special_featuresMATERIAL FURTHER DEFINED - A286 (UNS S66286) CONFORMING TO THE CHEMISTRY OF AMS5731,AMS5732, AMS5737 OR AMS5853
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_styleCROSS RECESS TYPE 1
NSN5305-01-671-5806
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NAS8703DU5 · 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
•
FASTENER LENGTH: 0.635 INCHES NOMINAL IN
•
THREAD LENGTH: 0.323 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
SPECIFICATION/STANDARD DATA: 80205-NAS8702 THRU NAS8716 NATIONAL STD/SPEC
•
GRIP LENGTH: 0.312 INCHES NOMINAL IN
•
GRIP DIAMETER: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.635 INCHES NOMINAL IN
THREAD LENGTH0.323 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
SPECIFICATION/STANDARD DATA80205-NAS8702 THRU NAS8716 NATIONAL STD/SPEC
GRIP LENGTH0.312 INCHES NOMINAL IN
GRIP DIAMETER0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
SPECIAL FEATURESMATERIAL FURTHER DEFINED - A286 (UNS S66286) CONFORMING TO THE CHEMISTRY OF AMS5731,AMS5732, AMS5737 OR AMS5853
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH LBS
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
NAS8703 THRU NAS8716Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 NAS8703DU5?
NAS8703DU5 is a SCREW,CLOSE TOLERANCE.
What parts can replace NAS8703DU5?
There is 1 known substitute for NAS8703DU5: NAS8703 THRU NAS8716. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS8703DU5?
NAS8703DU5 is cataloged in the U.S. Government catalog under NSN 5305-01-671-5806. This indicates validated use in U.S. government and defense supply chains.
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