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ST5H106-56 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

ST5H106-56: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: WATERTIGHT, head_height: 0.068 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN, thread_length: 0.345 INCHES MINIMUM IN, screw_material: STEEL COMP 303. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-054-8378, 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
ST5H106-56
NSN: 5305-01-054-8378
FSC: 5305 — Screws
CAGE: 22915 — NORTHROP GRUMMAN CORP ELECTRONIC SYSTEMS DEFENSIVE SYSTEM DIV (USA)
SPECIFICATIONS
head_styleWATERTIGHT
head_height0.068 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
thread_length0.345 INCHES MINIMUM IN
screw_materialSTEEL COMP 303
fastener_length0.547 INCHES MINIMUM AND 0.592 INCHES MAXIMUM IN
special_featuresFURNISHED WITH ONE O-RING /SYN RUBBER/ AND ONE SHIM /POLYTETRAFLUOROETHYLENE/
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE II
nominal_thread_diameter0.112 INCHES IN
screw_surface_treatmentPASSIVATE
NSN5305-01-054-8378
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: ST5H106-56 · 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: 0.068 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: PASSIVATE
•
FASTENER LENGTH: 0.547 INCHES MINIMUM AND 0.592 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.345 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: WATERTIGHT
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL COMP 303
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.068 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTPASSIVATE
FASTENER LENGTH0.547 INCHES MINIMUM AND 0.592 INCHES MAXIMUM IN
THREAD LENGTH0.345 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEWATERTIGHT
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL COMP 303
SPECIAL FEATURESFURNISHED WITH ONE O-RING /SYN RUBBER/ AND ONE SHIM /POLYTETRAFLUOROETHYLENE/
INTERNAL DRIVE STYLECROSS RECESS TYPE II
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST5H106-56?
ST5H106-56 is a SCREW,MACHINE.
What is the NSN for ST5H106-56?
ST5H106-56 is cataloged in the U.S. Government catalog under NSN 5305-01-054-8378. This indicates validated use in U.S. government and defense supply chains.
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