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PBF4356N3D1320 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

PBF4356N3D1320: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.323 INCHES NOMINAL IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-048-9742, 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
PBF4356N3D1320
NSN: 5306-01-048-9742
FSC: 5306 — Bolts
CAGE: 27624 — SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
thread_class3A A
thread_length0.323 INCHES NOMINAL IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length1.633 INCHES MINIMUM AND 1.653 INCHES MAXIMUM IN
hardness_rating46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
shoulder_length1.310 INCHES MINIMUM AND 1.330 INCHES MAXIMUM FIRST SHOULDER IN
special_featuresDRY FILM LUBE PER MIL-L-46010 ON GRIP
thread_directionRIGHT-HAND
shoulder_diameter0.245 INCHES MINIMUM AND 0.246 INCHES MAXIMUM FIRST SHOULDER IN
NSN5306-01-048-9742
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PBF4356N3D1320 · 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 HEIGHT: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.633 INCHES MINIMUM AND 1.653 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 1.310 INCHES MINIMUM AND 1.330 INCHES MAXIMUM FIRST SHOULDER IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: NAS672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
SHOULDER DIAMETER: 0.245 INCHES MINIMUM AND 0.246 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.323 INCHES NOMINAL IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
FASTENER LENGTH1.633 INCHES MINIMUM AND 1.653 INCHES MAXIMUM IN
SHOULDER LENGTH1.310 INCHES MINIMUM AND 1.330 INCHES MAXIMUM FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONNAS672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER0.245 INCHES MINIMUM AND 0.246 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.323 INCHES NOMINAL IN
SHOULDER SHAPEROUND FIRST SHOULDER
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6485 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 6
C4356N3D1320Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5306PL1496811Reference document
Same NSN cross-reference
Reference document — Informative reference only
AIC356ND1320Reference document
Same NSN cross-reference
Reference document — Secondary reference
5306PL1804971Reference document
Same NSN cross-reference
Reference document — Informative reference only
C4356Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
AIC356N3D1320Reference 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 PBF4356N3D1320?
PBF4356N3D1320 is a BOLT,SHOULDER.
What parts can replace PBF4356N3D1320?
There are 6 known substitutes for PBF4356N3D1320: C4356N3D1320, 5306PL1496811, AIC356ND1320 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PBF4356N3D1320?
PBF4356N3D1320 is cataloged in the U.S. Government catalog under NSN 5306-01-048-9742. 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.