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3MS81 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3MS81: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include width: 42.000 INCHES NOMINAL IN, length: 100.000 INCHES NOMINAL IN, base_color: WHITE, usage_form: ROLL, emulsion_type: BLACK AND WHITE, precious_material: SILVER. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-074-0154, 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
3MS81
NSN: 5306-01-074-0154
NIINs: 010740154, 014168053
FSC: 5306 — Bolts
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
width42.000 INCHES NOMINAL IN
length100.000 INCHES NOMINAL IN
base_colorWHITE
usage_formROLL
emulsion_typeBLACK AND WHITE
precious_materialSILVER
reproduction_typePOSITIVE
surface_reflectanceSEMIMATTE
precious_material_and_weight0.040 SILVER GRAINS, TROY
precious_material_and_locationEMULSION SILVER
NSN5306-01-074-0154
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3MS81 · 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
•
FASTENER LENGTH: 3.880 INCHES NOMINAL IN
•
THREAD LENGTH: 1.880 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.438 INCHES IN
•
FEATURES PROVIDED: HEX NUT
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 2A A
•
THREAD QUANTITY PER INCH: 14
TECHNICAL CHARACTERISTICS
FASTENER LENGTH3.880 INCHES NOMINAL IN
THREAD LENGTH1.880 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.438 INCHES IN
FEATURES PROVIDEDHEX NUT
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A A
THREAD QUANTITY PER INCH14
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
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 3MS81?
3MS81 is a BOLT,MACHINE.
What is the NSN for 3MS81?
3MS81 is cataloged in the U.S. Government catalog under NSN 5306-01-074-0154. This indicates validated use in U.S. government and defense supply chains.
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