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B-72-3 — LEAD,ELECTRICAL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

B-72-3: LEAD,ELECTRICAL.

The LEAD,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 2330 OVERALL, head_style: HEXAGON, head_height: 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.844 INCHES MINIMUM AND 0.906 INCHES MAXIMUM IN, voltage_rating: 5000.0 DC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-203-5290, 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
B-72-3
NSN: 5306-01-203-5290
NIINs: 012035290, 016828123
FSC: 5306 — Bolts
CAGE: 52304 — DANA COMMERCIAL VEHICLE PRODUCTS, LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 2330 OVERALL
head_styleHEXAGON
head_height0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
thread_class2A A
thread_length0.844 INCHES MINIMUM AND 0.906 INCHES MAXIMUM IN
voltage_rating5000.0 DC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
fastener_length1.500 INCHES NOMINAL IN
hardness_rating187.0 BRINELL STANDARD MINIMUM AND 217.0 BRINELL STANDARD MAXIMUM OVERALL
outside_diameter0.144 INCHES NOMINAL SINGLE CONDUCTOR IN
termination_typeCONNECTOR BOTH ENDS SINGLE CONDUCTOR
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
NSN5306-01-203-5290
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: B-72-3 · 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: 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.500 INCHES NOMINAL IN
•
THREAD LENGTH: 0.844 INCHES MINIMUM AND 0.906 INCHES MAXIMUM IN
•
HARDNESS RATING: 187.0 BRINELL STANDARD MINIMUM AND 217.0 BRINELL STANDARD MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.562 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
FASTENER LENGTH1.500 INCHES NOMINAL IN
THREAD LENGTH0.844 INCHES MINIMUM AND 0.906 INCHES MAXIMUM IN
HARDNESS RATING187.0 BRINELL STANDARD MINIMUM AND 217.0 BRINELL STANDARD MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.562 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.812 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B-72-3?
B-72-3 is a LEAD,ELECTRICAL.
What is the NSN for B-72-3?
B-72-3 is cataloged in the U.S. Government catalog under NSN 5306-01-203-5290. This indicates validated use in U.S. government and defense supply chains.
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