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Technical Data Sheet

MS51972-6 — 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 NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL, nut_style: HEXAGON, nut_height: 0.473 INCHES MINIMUM AND 0.496 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System under NSN 5305-00-054-6650, 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
MS51972-6
NSN: 5305-00-054-6650
FSC: 5305
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL
nut_styleHEXAGON
nut_height0.473 INCHES MINIMUM AND 0.496 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.8610 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
nominal_thread_size0.562 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch18
material_document_and_classificationFED 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN5305-00-054-6650
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS51972-6 · 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 29
15184InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MS35338-136BInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
144300136InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
36037-3505InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
445-0246-004InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SMB618257-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS51972-6?
MS51972-6 is a NUT,PLAIN,HEXAGON.
What parts can replace MS51972-6?
There are 29 known substitutes for MS51972-6: 15184, MS35338-136B, 144300136 and 26 more. Substitute compatibility should be verified for your specific system.
Is MS51972-6 still available?
MS51972-6 is currently cancelled.
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