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PBF1266-6H16 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

PBF1266-6H16: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: SPLINE DRIVE SHEAR HEAD, grip_length: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN, head_height: 0.210 INCHES NOMINAL IN, grip_diameter: 0.374 INCHES NOMINAL IN, thread_length: 0.516 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-526-3899, 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
PBF1266-6H16
NSN: 5306-01-526-3899
FSC: 5306 — Bolts
CAGE: 27624 — SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL COMP XM-13 OVERALL
head_styleSPLINE DRIVE SHEAR HEAD
grip_length0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
head_height0.210 INCHES NOMINAL IN
grip_diameter0.374 INCHES NOMINAL IN
thread_length0.516 INCHES NOMINAL IN
fastener_length1.500 INCHES MINIMUM AND 1.547 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
head_minor_diameter0.582 INCHES NOMINAL IN
end_item_identificationFIGHTER AIRCRAFT - FIRST (F18 E/F)
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF)
criticality_code_justificationAGAV
NSN5306-01-526-3899
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PBF1266-6H16 · 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: 0.210 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.500 INCHES MINIMUM AND 1.547 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.516 INCHES NOMINAL IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM FIRST HOLE IN
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
HEAD STYLE: SPLINE DRIVE SHEAR HEAD
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.210 INCHES NOMINAL IN
FASTENER LENGTH1.500 INCHES MINIMUM AND 1.547 INCHES MAXIMUM IN
THREAD LENGTH0.516 INCHES NOMINAL IN
SHANK UNTHREADED HOLE DIAMETER0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM FIRST HOLE IN
CRITICALITY CODE JUSTIFICATIONAGAV
HEAD STYLESPLINE DRIVE SHEAR HEAD
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
HEAD MINOR DIAMETER0.582 INCHES NOMINAL IN
GRIP DIAMETER0.374 INCHES NOMINAL 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 7
ST3M747-6H16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
VS3191-6H16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
122896-6H16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
HP7747-6H16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MB155-6H16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AIC688-6H16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PBF1266-6H16?
PBF1266-6H16 is a BOLT,CLOSE TOLERANCE.
What parts can replace PBF1266-6H16?
There are 7 known substitutes for PBF1266-6H16: ST3M747-6H16, VS3191-6H16, 122896-6H16 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PBF1266-6H16?
PBF1266-6H16 is cataloged in the U.S. Government catalog under NSN 5306-01-526-3899. 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.