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24878 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

24878: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include angle: 40.0 DEGREES NOMINAL, material: CARBON OVERALL, recess_diameter: 0.1140 INCHES NOMINAL IN, body_recess_depth: 0.250 INCHES NOMINAL IN, lip_inside_diameter: 0.4710 INCHES NOMINAL IN, cross-sectional_height: 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-638-2757, 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
24878
NSN: 5306-00-638-2757
NIINs: 006382757, 011288045
FSC: 5306 — Bolts
CAGE: 28839 — TELEDYNE INDUSTRIES INC TELEDYNE POWER SYSTEMS DIV (USA)
SPECIFICATIONS
angle40.0 DEGREES NOMINAL
materialCARBON OVERALL
recess_diameter0.1140 INCHES NOMINAL IN
body_recess_depth0.250 INCHES NOMINAL IN
lip_inside_diameter0.4710 INCHES NOMINAL IN
cross-sectional_height0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
cross-sectional_shape_styleSPECIAL
cross_section_inside_diameter0.5110 INCHES NOMINAL IN
criticality_code_justificationADVK AND ABMD AND ADVL
cross_section_outside_diameter0.8135 INCHES MINIMUM AND 0.8155 INCHES MAXIMUM IN
NSN5306-00-638-2757
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 24878 · 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: 0.156 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.625 INCHES NOMINAL IN
•
THREAD LENGTH: 0.688 INCHES MAXIMUM IN
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HARDNESS RATING: 30.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL
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MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.156 INCHES NOMINAL IN
FASTENER LENGTH1.625 INCHES NOMINAL IN
THREAD LENGTH0.688 INCHES MAXIMUM IN
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.938 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 24878?
24878 is a BOLT,MACHINE.
What is the NSN for 24878?
24878 is cataloged in the U.S. Government catalog under NSN 5306-00-638-2757. This indicates validated use in U.S. government and defense supply chains.
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