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CA4510-6-23 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

CA4510-6-23: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 4130 OR STEEL COMP 6150 OVERALL, head_style: DISHED HEXAGON, grip_length: 1.438 INCHES MINIMUM AND 1.454 INCHES MAXIMUM IN, head_height: 0.189 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.3733 INCHES MINIMUM AND 0.3742 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-005-0550, 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
CA4510-6-23
NSN: 5306-00-005-0550
FSC: 5306 — Bolts
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 4130 OR STEEL COMP 6150 OVERALL
head_styleDISHED HEXAGON
grip_length1.438 INCHES MINIMUM AND 1.454 INCHES MAXIMUM IN
head_height0.189 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.3733 INCHES MINIMUM AND 0.3742 INCHES MAXIMUM IN
thread_length0.356 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
surface_finish63.0 MICROINCHES GRIP
fastener_length1.976 INCHES MINIMUM AND 1.996 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL
special_featuresRETAINING ELEMENT IN SHANK
thread_directionRIGHT-HAND
NSN5306-00-005-0550
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: CA4510-6-23 · 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
•
SURFACE FINISH: 63.0 MICROINCHES GRIP
•
HEAD HEIGHT: 0.189 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.976 INCHES MINIMUM AND 1.996 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.356 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL
•
SHANK UNTHREADED HOLE DIAMETER: 0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES GRIP
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
HEAD HEIGHT0.189 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
FASTENER LENGTH1.976 INCHES MINIMUM AND 1.996 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.356 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL
SHANK UNTHREADED HOLE DIAMETER0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEDISHED HEXAGON
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
SUBSTITUTES & CROSS-REFERENCES 5
AS194-6-23Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS27576-6-23Reference document
Same NSN cross-reference
Reference document — Secondary reference
CIPRD-MS27576-6-23RReference document
Same NSN cross-reference
Reference document — Secondary reference
MS27576-6-23RSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
106467-6-23Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CA4510-6-23?
CA4510-6-23 is a BOLT,CLOSE TOLERANCE.
What parts can replace CA4510-6-23?
There are 5 known substitutes for CA4510-6-23: AS194-6-23, MS27576-6-23, CIPRD-MS27576-6-23R and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CA4510-6-23?
CA4510-6-23 is cataloged in the U.S. Government catalog under NSN 5306-00-005-0550. 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.