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PBF26T-8-26 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

PBF26T-8-26: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON W/HOLE, grip_length: 0.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN, head_height: 0.530 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-177-5838, 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
PBF26T-8-26
NSN: 5306-01-177-5838
FSC: 5306 — Bolts
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDOUBLE HEXAGON W/HOLE
grip_length0.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN
head_height0.530 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN
thread_length0.926 INCHES NOMINAL IN
fastener_length2.536 INCHES MINIMUM AND 2.566 INCHES MAXIMUM IN
hardness_rating51.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
special_featuresTHREAD END CHAMFER 45 DEGREES,0.080 IN. LENGTH; 450 DEGREES F MAX APPLICATION IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
NSN5306-01-177-5838
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PBF26T-8-26 · 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
•
EXTENDED WASHER THICKNESS: 0.098 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.530 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.536 INCHES MINIMUM AND 2.566 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-8837,TYPE 1,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 0.940 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.926 INCHES NOMINAL IN
•
HARDNESS RATING: 51.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
•
SHANK UNTHREADED HOLE DIAMETER: 0.350 INCHES MINIMUM AND 0.390 INCHES MAXIMUM FIRST HOLE IN
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.098 INCHES NOMINAL IN
HEAD HEIGHT0.530 INCHES NOMINAL IN
FASTENER LENGTH2.536 INCHES MINIMUM AND 2.566 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-8837,TYPE 1,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.940 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN
THREAD LENGTH0.926 INCHES NOMINAL IN
HARDNESS RATING51.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
SHANK UNTHREADED HOLE DIAMETER0.350 INCHES MINIMUM AND 0.390 INCHES MAXIMUM FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS6487E ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SINGLE SHEAR STRENGTHERR-060
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 3
EWB26D-8-26Reference document
Same NSN cross-reference
Reference document — Secondary reference
HS4142-08-26Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
R21T6B1-6-26Same 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 PBF26T-8-26?
PBF26T-8-26 is a BOLT,SHEAR.
What parts can replace PBF26T-8-26?
There are 3 known substitutes for PBF26T-8-26: EWB26D-8-26, HS4142-08-26, R21T6B1-6-26. Substitute compatibility should be verified for your specific system.
What is the NSN for PBF26T-8-26?
PBF26T-8-26 is cataloged in the U.S. Government catalog under NSN 5306-01-177-5838. 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.