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Technical Data Sheet

ESP-BM-3.221-NPP — Technical Data Sheet

✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL PROPERTY CLASS 10.9 OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 4.30 MILLIMETERS MINIMUM AND 9.70 MILLIMETERS MAXIMUM MM, thread_class: 6G G, thread_length: 11.5 MILLIMETERS MINIMUM AND 19.0 MILLIMETERS MAXIMUM MM, fastener_length: 45.0 MILLIMETERS NOMINAL MM. This part is cataloged in the Federal Logistics Information System under NSN 5306-01-512-2121, 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
ESP-BM-3.221-NPP
NSN: 5306-01-512-2121
FSC: 5306
CAGE: 338X5 — ND DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL PROPERTY CLASS 10.9 OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height4.30 MILLIMETERS MINIMUM AND 9.70 MILLIMETERS MAXIMUM MM
thread_class6G G
thread_length11.5 MILLIMETERS MINIMUM AND 19.0 MILLIMETERS MAXIMUM MM
fastener_length45.0 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats12.57 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM MM
end_item_identificationMRAP MAXXPRO DASH ISS W/CROWS AND W/OGPK
nominal_thread_diameter10.0 MILLIMETERS MM
extended_washer_diameter21.0 MILLIMETERS NOMINAL MM
NSN5306-01-512-2121
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: ESP-BM-3.221-NPP · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
3535858C1InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
ESP-BM-3.101-GSInterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ESP-BM-3.221-NPP?
ESP-BM-3.221-NPP is a BOLT,MACHINE.
What parts can replace ESP-BM-3.221-NPP?
There are 2 known substitutes for ESP-BM-3.221-NPP: 3535858C1, ESP-BM-3.101-GS. Substitute compatibility should be verified for your specific system.
Is ESP-BM-3.221-NPP still available?
ESP-BM-3.221-NPP is currently cancelled.
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