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810551-01 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

810551-01: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 AND STEEL COMP 303 OVERALL, head_style: FLAT CHAMFER, head_height: 0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.201 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN, thread_length: 0.262 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-367-9268, 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
810551-01
NSN: 5305-01-367-9268
FSC: 5305 — Screws
CAGE: 9U244 — L3 TECHNOLOGIES, INC. DBA TELEMENTRY & RF PRODUCTS DIV L3 TECHNOLOGIES, TELEMETRY & RF PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL COMP 304 AND STEEL COMP 303 OVERALL
head_styleFLAT CHAMFER
head_height0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.201 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN
thread_length0.262 INCHES NOMINAL IN
fastener_length0.312 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentOXIDE OVERALL
width_across_flats0.062 INCHES NOMINAL IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.112 INCHES IN
NSN5305-01-367-9268
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 810551-01 · 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: 0.062 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.312 INCHES NOMINAL IN
•
THREAD LENGTH: 0.262 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
•
COLOR: BLACK OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.062 INCHES NOMINAL IN
HEAD HEIGHT0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
FASTENER LENGTH0.312 INCHES NOMINAL IN
THREAD LENGTH0.262 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
COLORBLACK OVERALL
SURFACE TREATMENTOXIDE OVERALL
INTERNAL DRIVE STYLEHEXAGON
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

No substitute or cross-reference records for this part.

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 810551-01?
810551-01 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for 810551-01?
810551-01 is cataloged in the U.S. Government catalog under NSN 5305-01-367-9268. 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.