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10163813-1 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

10163813-1: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.177 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 5305-00-405-7577, 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
10163813-1
NSN: 5305-00-405-7577
FSC: 5305 — Screws
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.177 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_length1.360 INCHES MINIMUM AND 1.370 INCHES MAXIMUM IN
shoulder_length0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM FIRST SHOULDER IN
special_featuresSELF-LOCKING NYLON STRIP INSERT IN THREADED END
thread_directionRIGHT-HAND
shoulder_diameter0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM FIRST SHOULDER IN
NSN5305-00-405-7577
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 10163813-1 · 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: 0.177 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.360 INCHES MINIMUM AND 1.370 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM FIRST SHOULDER IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 3 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 HEIGHT0.177 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
FASTENER LENGTH1.360 INCHES MINIMUM AND 1.370 INCHES MAXIMUM IN
SHOULDER LENGTH0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 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
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 4037 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SINGLE SHEAR STRENGTHERR-060
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10163813-1?
10163813-1 is a SCREW,SHOULDER.
What is the NSN for 10163813-1?
10163813-1 is cataloged in the U.S. Government catalog under NSN 5305-00-405-7577. 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.