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Technical Data Sheet
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PT233H2 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

PT233H2: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: SQUARE EXTENDED WASHER, head_height: 0.906 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 2.625 INCHES NOMINAL IN, screw_material: STEEL COMP 1137, fastener_length: 2.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-111-7291, 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
PT233H2
NSN: 5305-01-111-7291
FSC: 5305 — Screws
CAGE: 55985 — CARO, INC. DBA SOUTH BEND LATHE (USA)
SPECIFICATIONS
head_styleSQUARE EXTENDED WASHER
head_height0.906 INCHES NOMINAL IN
thread_class2A A
thread_length2.625 INCHES NOMINAL IN
screw_materialSTEEL COMP 1137
fastener_length2.750 INCHES NOMINAL IN
hardness_rating37.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND
width_between_flats0.556 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
nominal_thread_diameter0.625 INCHES IN
extended_washer_diameter0.751 INCHES NOMINAL IN
thread_quantity_per_inch11
NSN5305-01-111-7291
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PT233H2 · 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: 0.906 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.750 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.751 INCHES NOMINAL IN
•
THREAD LENGTH: 2.625 INCHES NOMINAL IN
•
HARDNESS RATING: 37.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
HEAD STYLE: SQUARE EXTENDED WASHER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.906 INCHES NOMINAL IN
FASTENER LENGTH2.750 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.751 INCHES NOMINAL IN
THREAD LENGTH2.625 INCHES NOMINAL IN
HARDNESS RATING37.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
NOMINAL THREAD DIAMETER0.625 INCHES IN
HEAD STYLESQUARE EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.556 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
SCREW MATERIALSTEEL COMP 1137
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
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PT233H2?
PT233H2 is a SCREW,MACHINE.
What is the NSN for PT233H2?
PT233H2 is cataloged in the U.S. Government catalog under NSN 5305-01-111-7291. 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.