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Technical Data Sheet
PartsTable / COMPONENT / 4075PC76
4075PC76 ✓ 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 THUMBSCREW is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY HEAD, head_style: HEXAGON, head_height: 1.000 INCHES NOMINAL IN, point_style: POINTLESS, thread_class: 2A A, thread_length: 1.167 INCHES MINIMUM AND 1.250 INCHES MAXIMUM 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 5305-01-078-4973, 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
4075PC76
NSN: 5305-01-078-4973
FSC: 5305
CAGE: 10741 — CARLISLE & FINCH CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY HEAD
head_styleHEXAGON
head_height1.000 INCHES NOMINAL IN
point_stylePOINTLESS
thread_class2A A
thread_length1.167 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
fastener_length1.250 INCHES NOMINAL IN
special_featuresSILVER SOLDER
thread_directionRIGHT-HAND
width_between_flats0.625 INCHES NOMINAL IN
nominal_thread_diameter0.190 INCHES IN
thread_quantity_per_inch24
NSN5305-01-078-4973
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4075PC76 · 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 STYLE: HEXAGON
•
FASTENER LENGTH: 1.250 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 24
•
MATERIAL: COPPER ALLOY HEAD
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
THREAD LENGTH: 1.167 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEHEXAGON
SPECIAL FEATURESSILVER SOLDER
FASTENER LENGTH1.250 INCHES NOMINAL IN
THREAD QUANTITY PER INCH24
MATERIALCOPPER ALLOY HEAD
MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 FASTENER
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD LENGTH1.167 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
THREAD CLASS2A A
HEAD HEIGHT1.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
6456Interchangeable
interchangeable cross-reference
interchangeable
MS35494-282Interchangeable
interchangeable cross-reference
interchangeable
51-10628Interchangeable
interchangeable cross-reference
interchangeable
15564Interchangeable
interchangeable cross-reference
interchangeable
00725665135347Interchangeable
interchangeable cross-reference
interchangeable
35928Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4075PC76?
4075PC76 is a THUMBSCREW.
What parts can replace 4075PC76?
There are 11 known substitutes for 4075PC76: 6456, MS35494-282, 51-10628 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4075PC76?
4075PC76 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-078-4973. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026