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CM-81870 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

CM-81870: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, first_end_style: SQUARE, hardness_rating: 42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL, pin_overall_length: 1.000 INCHES NOMINAL IN, first_hole_diameter: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN, pin_overall_diameter: 0.1256 INCHES MINIMUM AND 0.1258 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-945-5737, 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
CM-81870
NSN: 5315-00-945-5737
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 0EGF1 — CMP HYDRAULICS INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
first_end_styleSQUARE
hardness_rating42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
pin_overall_length1.000 INCHES NOMINAL IN
first_hole_diameter0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
pin_overall_diameter0.1256 INCHES MINIMUM AND 0.1258 INCHES MAXIMUM IN
hole_arrangement_styleONE END DRILLED
material_document_and_classificationAMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
distance_from_centerline_of_hole_to_end_of_pin0.080 INCHES NOMINAL IN
NSN5315-00-945-5737
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CM-81870 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
FIRST END STYLE: SQUARE
•
FIRST HOLE DIAMETER: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
•
HARDNESS RATING: 42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
PIN OVERALL DIAMETER: 0.1256 INCHES MINIMUM AND 0.1258 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 1.000 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS
HOLE ARRANGEMENT STYLEONE END DRILLED
FIRST END STYLESQUARE
FIRST HOLE DIAMETER0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
HARDNESS RATING42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER0.1256 INCHES MINIMUM AND 0.1258 INCHES MAXIMUM IN
PIN OVERALL LENGTH1.000 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL CORROSION RESISTING OVERALL
DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN0.080 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
81870Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 CM-81870?
CM-81870 is a PIN,STRAIGHT,HEADLESS.
What parts can replace CM-81870?
There is 1 known substitute for CM-81870: 81870. Substitute compatibility should be verified for your specific system.
What is the NSN for CM-81870?
CM-81870 is cataloged in the U.S. Government catalog under NSN 5315-00-945-5737. This indicates validated use in U.S. government and defense supply chains.
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