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H452-4503-727 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

H452-4503-727: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, thread_class: 2A A, fastener_length: 6.250 INCHES NOMINAL IN, special_features: GRADE BD, thread_direction: RIGHT-HAND, nominal_thread_diameter: 1.500 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-643-6436, 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
H452-4503-727
NSN: 5305-01-643-6436
FSC: 5305 — Screws
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
head_styleHEXAGON
thread_class2A A
fastener_length6.250 INCHES NOMINAL IN
special_featuresGRADE BD
thread_directionRIGHT-HAND
nominal_thread_diameter1.500 INCHES IN
thread_quantity_per_inch6
thread_series_designatorUNRC
part_name_assigned_by_controlling_agencySCREW, MOUNTING
NSN5305-01-643-6436
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: H452-4503-727 · 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
•
FASTENER LENGTH: 6.250 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 1.500 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 2A A
•
THREAD QUANTITY PER INCH: 6
TECHNICAL CHARACTERISTICS
FASTENER LENGTH6.250 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER1.500 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESGRADE BD
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW, MOUNTING
THREAD CLASS2A A
THREAD QUANTITY PER INCH6
THREAD SERIES DESIGNATORUNRC
SUBSTITUTES & CROSS-REFERENCES 2
67-01-C625Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
180-7066414Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 H452-4503-727?
H452-4503-727 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace H452-4503-727?
There are 2 known substitutes for H452-4503-727: 67-01-C625, 180-7066414. Substitute compatibility should be verified for your specific system.
What is the NSN for H452-4503-727?
H452-4503-727 is cataloged in the U.S. Government catalog under NSN 5305-01-643-6436. 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.