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TLM1578F3HX3 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

TLM1578F3HX3: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN, thread_class: 3A A, handle_length: 0.197 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN, thread_length: 0.352 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN, fastener_length: 0.554 INCHES MINIMUM AND 0.579 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-616-5544, 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
TLM1578F3HX3
NSN: 5305-01-616-5544
FSC: 5305 — Screws
CAGE: 007R1 — TWIST TITE MFG, INC DBA TWIST TITE MANUFACTURING INC (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
thread_class3A A
handle_length0.197 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN
thread_length0.352 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN
fastener_length0.554 INCHES MINIMUM AND 0.579 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_between_flats0.367 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
end_item_identificationTARGET ACQUISITION DESIGNATION SIGHT (TADS) AND PILOT VISION SENSOR
nominal_thread_diameter0.190 INCHES IN
thread_quantity_per_inch32
NSN5305-01-616-5544
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: TLM1578F3HX3 · 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: 0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
•
EXTERNAL THREAD TOLERANCE CLASS: 2A A
•
FASTENER LENGTH: 0.554 INCHES MINIMUM AND 0.579 INCHES MAXIMUM IN
•
HANDLE LENGTH: 0.197 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.352 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.135 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
EXTERNAL THREAD TOLERANCE CLASS2A A
FASTENER LENGTH0.554 INCHES MINIMUM AND 0.579 INCHES MAXIMUM IN
HANDLE LENGTH0.197 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN
THREAD LENGTH0.352 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.367 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
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 TLM1578F3HX3?
TLM1578F3HX3 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for TLM1578F3HX3?
TLM1578F3HX3 is cataloged in the U.S. Government catalog under NSN 5305-01-616-5544. This indicates validated use in U.S. government and defense supply chains.
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