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NAS6603-4 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

NAS6603-4: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP E4340 OR STEEL COMP 8740 OVERALL, head_style: DISHED HEXAGON, grip_length: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, head_height: 0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-107-1224, 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
NAS6603-4
NSN: 5306-01-107-1224
FSC: 5306 — Bolts
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL COMP E4340 OR STEEL COMP 8740 OVERALL
head_styleDISHED HEXAGON
grip_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
head_height0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
thread_length0.320 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES BEARING SURFACE OF HEAD
fastener_length0.580 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
special_featuresTHE SHEAR BOLT IS A NON-NUCLEAR ITEM BUT HAS CLOSE TOLERANCE FIT REQUIREMENTS
thread_directionRIGHT-HAND
NSN5306-01-107-1224
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NAS6603-4 · 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: 32.0 MICROINCHES THREADS
•
HEAD HEIGHT: 0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.580 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.320 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
HEAD HEIGHT0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
FASTENER LENGTH0.580 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.320 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
CRITICALITY CODE JUSTIFICATIONFEAT
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR AMS6322 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
5306PL1497740Reference document
Same NSN cross-reference
Reference document — Informative reference only
10115724Reference document
Same NSN cross-reference
Reference document — Informative reference only
932.35.14.004Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NAS6603-4?
NAS6603-4 is a BOLT,SHEAR.
What parts can replace NAS6603-4?
There are 3 known substitutes for NAS6603-4: 5306PL1497740, 10115724, 932.35.14.004. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS6603-4?
NAS6603-4 is cataloged in the U.S. Government catalog under NSN 5306-01-107-1224. 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.