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PBF1290-4-D8 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

PBF1290-4-D8: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: DOUBLE HEXAGON, grip_length: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, head_height: 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2483 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-194-9182, 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
PBF1290-4-D8
NSN: 5306-01-194-9182
FSC: 5306 — Bolts
CAGE: 27624 — SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL COMP H11 OVERALL
head_styleDOUBLE HEXAGON
grip_length0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
head_height0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.2483 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM IN
thread_length0.351 INCHES MINIMUM AND 0.418 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES GRIP
fastener_length0.861 INCHES MINIMUM AND 0.908 INCHES MAXIMUM IN
hardness_rating46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
NSN5306-01-194-9182
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PBF1290-4-D8 · 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 GRIP
•
HEAD HEIGHT: 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.861 INCHES MINIMUM AND 0.908 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.351 INCHES MINIMUM AND 0.418 INCHES MAXIMUM IN
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
•
SHANK UNTHREADED HOLE DIAMETER: 0.071 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES GRIP
HEAD HEIGHT0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN
FASTENER LENGTH0.861 INCHES MINIMUM AND 0.908 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.351 INCHES MINIMUM AND 0.418 INCHES MAXIMUM IN
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
SHANK UNTHREADED HOLE DIAMETER0.071 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SINGLE SHEAR STRENGTHERR-060
NOMINAL THREAD DIAMETER0.250 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 3
H408F4D8Reference document
Same NSN cross-reference
Reference document — Secondary reference
BM17035-4-8Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
GB511EB4D8Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 PBF1290-4-D8?
PBF1290-4-D8 is a BOLT,SHEAR.
What parts can replace PBF1290-4-D8?
There are 3 known substitutes for PBF1290-4-D8: H408F4D8, BM17035-4-8, GB511EB4D8. Substitute compatibility should be verified for your specific system.
What is the NSN for PBF1290-4-D8?
PBF1290-4-D8 is cataloged in the U.S. Government catalog under NSN 5306-01-194-9182. 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.