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593-6961210 PC29 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

593-6961210 PC29: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.359 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN, thread_length: 0.484 INCHES MINIMUM IN, fastener_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-281-4535, 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
593-6961210 PC29
NSN: 5305-00-281-4535
NIINs: 002814535, 014544585
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter0.359 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN
thread_length0.484 INCHES MINIMUM IN
fastener_length0.500 INCHES NOMINAL IN
hardness_rating80.0 ROCKWELL B MINIMUM OVERALL
thread_directionRIGHT-HAND
countersink_angle82.0 DEGREES NOMINAL
surface_treatmentPASSIVATE OVERALL
width_across_flats0.125 INCHES NOMINAL IN
internal_drive_styleHEXAGON
NSN5305-00-281-4535
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 593-6961210 PC29 · 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
•
WIDTH ACROSS FLATS: 0.125 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.484 INCHES MINIMUM IN
•
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.125 INCHES NOMINAL IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.484 INCHES MINIMUM IN
HARDNESS RATING80.0 ROCKWELL B MINIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTPASSIVATE OVERALL
SUBSTITUTES & CROSS-REFERENCES 5
593-6961210 PCReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS24671-20Reference document
Same NSN cross-reference
Reference document — Secondary reference
5305002814535Reference document
Same NSN cross-reference
Reference document — Informative reference only
16991-3C-8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
55&0042&3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 593-6961210 PC29?
593-6961210 PC29 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 593-6961210 PC29?
There are 5 known substitutes for 593-6961210 PC29: 593-6961210 PC, MS24671-20, 5305002814535 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 593-6961210 PC29?
593-6961210 PC29 is cataloged in the U.S. Government catalog under NSN 5305-00-281-4535. 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.