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63797PC6 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

63797PC6: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.195 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.613 INCHES MINIMUM AND 0.615 INCHES MAXIMUM IN, thread_length: 0.264 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-274-3155, 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
63797PC6
NSN: 5305-00-274-3155
FSC: 5305 — Screws
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.195 INCHES NOMINAL IN
thread_class2A A
head_diameter0.613 INCHES MINIMUM AND 0.615 INCHES MAXIMUM IN
thread_length0.264 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.570 INCHES NOMINAL IN
hardness_rating34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
shoulder_length0.287 INCHES MINIMUM AND 0.293 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.492 INCHES MINIMUM AND 0.493 INCHES MAXIMUM FIRST SHOULDER IN
NSN5305-00-274-3155
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 63797PC6 · 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: 0.195 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.570 INCHES NOMINAL IN
•
SHOULDER LENGTH: 0.287 INCHES MINIMUM AND 0.293 INCHES MAXIMUM FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.492 INCHES MINIMUM AND 0.493 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.264 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 0.438 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.195 INCHES NOMINAL IN
FASTENER LENGTH0.570 INCHES NOMINAL IN
SHOULDER LENGTH0.287 INCHES MINIMUM AND 0.293 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER0.492 INCHES MINIMUM AND 0.493 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.264 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.438 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
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
TP3443Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 63797PC6?
63797PC6 is a SCREW,SHOULDER.
What parts can replace 63797PC6?
There is 1 known substitute for 63797PC6: TP3443. Substitute compatibility should be verified for your specific system.
What is the NSN for 63797PC6?
63797PC6 is cataloged in the U.S. Government catalog under NSN 5305-00-274-3155. 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.