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HT183-8-19 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

HT183-8-19: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.711 INCHES MINIMUM AND 0.759 INCHES MAXIMUM IN, thread_length: 0.781 INCHES NOMINAL IN, screw_material: STEEL COMP 8740 OR STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 6150, fastener_length: 1.953 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-368-0094, 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
HT183-8-19
NSN: 5305-01-368-0094
FSC: 5305 — Screws
CAGE: 73197 — HI-SHEAR CORPORATION (USA)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK
thread_class3A A
head_diameter0.711 INCHES MINIMUM AND 0.759 INCHES MAXIMUM IN
thread_length0.781 INCHES NOMINAL IN
screw_materialSTEEL COMP 8740 OR STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 6150
fastener_length1.953 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_styleHIGH-TORQUE
shank_surface_finish32.0 MICROINCHES
thread_surface_finish32.0 MICROINCHES
NSN5305-01-368-0094
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: HT183-8-19 · 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
•
BEARING SURFACE OF HEAD SURFACE FINISH: 32.0 MICROINCHES
•
SCREW SURFACE TREATMENT: CADMIUM
•
FASTENER LENGTH: 1.953 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.781 INCHES NOMINAL IN
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
•
SHANK SURFACE FINISH: 32.0 MICROINCHES
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
TECHNICAL CHARACTERISTICS
BEARING SURFACE OF HEAD SURFACE FINISH32.0 MICROINCHES
SCREW SURFACE TREATMENTCADMIUM
FASTENER LENGTH1.953 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
THREAD LENGTH0.781 INCHES NOMINAL IN
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
SHANK SURFACE FINISH32.0 MICROINCHES
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
THREAD SURFACE FINISH32.0 MICROINCHES
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 HT183-8-19?
HT183-8-19 is a SCREW,MACHINE.
What is the NSN for HT183-8-19?
HT183-8-19 is cataloged in the U.S. Government catalog under NSN 5305-01-368-0094. This indicates validated use in U.S. government and defense supply chains.
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