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C4UM1046-27 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

C4UM1046-27: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL, head_style: HEXAGON, grip_length: 2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM IN, head_height: 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.7485 INCHES MINIMUM AND 0.7488 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-754-7448, 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
C4UM1046-27
NSN: 5306-00-754-7448
FSC: 5306 — Bolts
CAGE: 1C762 — DE HAVILLAND PARTS & AEROSTRUCTURES LIMITED DIV FIELD AVIATION (CAN)
SPECIFICATIONS
materialSTEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL
head_styleHEXAGON
grip_length2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM IN
head_height0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.7485 INCHES MINIMUM AND 0.7488 INCHES MAXIMUM IN
thread_length0.537 INCHES MINIMUM AND 0.604 INCHES MAXIMUM IN
fastener_length2.609 INCHES MINIMUM AND 2.656 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentNICKEL OVERALL
width_between_flats1.052 INCHES MINIMUM AND 1.065 INCHES MAXIMUM IN
NSN5306-00-754-7448
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: C4UM1046-27 · 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: 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.609 INCHES MINIMUM AND 2.656 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: PPS 3306 FSCM 71867 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.537 INCHES MINIMUM AND 0.604 INCHES MAXIMUM IN
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
•
SHANK UNTHREADED HOLE DIAMETER: 0.131 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.750 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
FASTENER LENGTH2.609 INCHES MINIMUM AND 2.656 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONPPS 3306 FSCM 71867 MFR REF SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.537 INCHES MINIMUM AND 0.604 INCHES MAXIMUM IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
SHANK UNTHREADED HOLE DIAMETER0.131 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.750 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 C4UM1046-27?
C4UM1046-27 is a BOLT,SHEAR.
What is the NSN for C4UM1046-27?
C4UM1046-27 is cataloged in the U.S. Government catalog under NSN 5306-00-754-7448. 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.