PartsTable
Technical Data Sheet
8100-1645-0311 PC52 ✓ Verified by PartsTable
· BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY K-500 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 1.112 INCHES MINIMUM AND 1.188 INCHES MAXIMUM IN, thread_length: 0.926 INCHES NOMINAL IN, fastener_length: 1.250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-515-7304, 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
8100-1645-0311 PC52
NSN: 5305-01-515-7304
FSC: 5305
CAGE: 70876 — BATH IRON WORKS CORPORATION (USA)
SPECIFICATIONS
materialNICKEL ALLOY K-500 OVERALL
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter1.112 INCHES MINIMUM AND 1.188 INCHES MAXIMUM IN
thread_length0.926 INCHES NOMINAL IN
fastener_length1.250 INCHES NOMINAL IN
locking_featurePATCH OR PELLET OR STRIP THREADS
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM
width_across_flats0.375 INCHES NOMINAL IN
internal_drive_styleHEXAGON
end_item_identificationUTDS MISC REP
NSN5305-01-515-7304
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8100-1645-0311 PC52 · 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
THREAD LENGTH: 0.926 INCHES NOMINAL IN
INTERNAL DRIVE STYLE: HEXAGON
THREAD QUANTITY PER INCH: 11
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
NONDEFINITIVE SPEC/STD DATA: 4 TYPE
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
MATERIAL: NICKEL ALLOY K-500 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.926 INCHES NOMINAL IN
INTERNAL DRIVE STYLEHEXAGON
THREAD QUANTITY PER INCH11
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
NONDEFINITIVE SPEC/STD DATA4 TYPE
END ITEM IDENTIFICATIONUTDS MISC REP
NOMINAL THREAD DIAMETER0.625 INCHES IN
MATERIALNICKEL ALLOY K-500 OVERALL
WIDTH ACROSS FLATS0.375 INCHES NOMINAL IN
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
071801Interchangeable
interchangeable cross-reference
interchangeable
367007C91Interchangeable
interchangeable cross-reference
interchangeable
71801Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8100-1645-0311 PC52?
8100-1645-0311 PC52 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 8100-1645-0311 PC52?
There are 3 known substitutes for 8100-1645-0311 PC52: 071801, 367007C91, 71801. Substitute compatibility should be verified for your specific system.
What is the NSN for 8100-1645-0311 PC52?
8100-1645-0311 PC52 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-515-7304. This indicates validated use in U.S. government and defense supply chains.
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