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8U56102-0327 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

8U56102-0327: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 1.236 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 1.852 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN, thread_length: 2.839 INCHES MINIMUM AND 3.125 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-353-8266, 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
8U56102-0327
NSN: 5305-01-353-8266
FSC: 5305 — Screws
CAGE: 07703 — ATK LAUNCH SYSTEMS LLC DBA ATK LAUNCH SYSTEMS-PROMONTORY DIV PROPULSION SYSTEMS - PROMONTORY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height1.236 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
thread_class3A A
head_diameter1.852 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
thread_length2.839 INCHES MINIMUM AND 3.125 INCHES MAXIMUM IN
fastener_length3.125 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_across_flats0.875 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter1.250 INCHES IN
NSN5305-01-353-8266
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8U56102-0327 · 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: 0.875 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
•
HEAD HEIGHT: 1.236 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
•
FASTENER LENGTH: 3.125 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 2.839 INCHES MINIMUM AND 3.125 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 1.250 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.875 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
HEAD HEIGHT1.236 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
FASTENER LENGTH3.125 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH2.839 INCHES MINIMUM AND 3.125 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER1.250 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
SPECIFICATION/STANDARD DATA80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
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
FF-S-86Reference document
Same NSN cross-reference
Reference document — Identification 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 8U56102-0327?
8U56102-0327 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 8U56102-0327?
There is 1 known substitute for 8U56102-0327: FF-S-86. Substitute compatibility should be verified for your specific system.
What is the NSN for 8U56102-0327?
8U56102-0327 is cataloged in the U.S. Government catalog under NSN 5305-01-353-8266. 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.