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12556375 — WIRING HARNESS,BRANCHED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12556375: WIRING HARNESS,BRANCHED.

The WIRING HARNESS,BRANCHED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4320 OVERALL, shank_length: 5.250 MILLIMETERS NOMINAL MM, overall_length: 21.800 MILLIMETERS NOMINAL MM, shank_diameter: 3.000 MILLIMETERS NOMINAL MM, undercut_width: 11.300 MILLIMETERS NOMINAL MM, first_end_style: CHAMFERED. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-236-0340, 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
12556375
NSN: 5315-01-236-0340
NIINs: 012360340, 016458735
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 4320 OVERALL
shank_length5.250 MILLIMETERS NOMINAL MM
overall_length21.800 MILLIMETERS NOMINAL MM
shank_diameter3.000 MILLIMETERS NOMINAL MM
undercut_width11.300 MILLIMETERS NOMINAL MM
branch_quantity3
first_end_styleCHAMFERED
hardness_rating850.0 ROCKWELL C NOMINAL OVERALL
style_designatorUNDERCUT
features_providedCASEHARDENED
shoulder_diameter3.000 MILLIMETERS NOMINAL MM
surface_treatmentPHOSPHATE MANGANESE OVERALL
NSN5315-01-236-0340
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12556375 · 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
•
SHANK DIAMETER: 3.000 MILLIMETERS NOMINAL MM
•
UNDERCUT WIDTH: 11.300 MILLIMETERS NOMINAL MM
•
FIRST END TAPER LENGTH: 0.236 MILLIMETERS NOMINAL MM
•
UNDERCUT DIAMETER: 2.900 MILLIMETERS NOMINAL MM
•
FIRST END LOCATION: CHAMFERED END
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: DOD-P-16232,TY M MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
FIRST END STYLE: CHAMFERED
•
HARDNESS RATING: 850.0 ROCKWELL C NOMINAL OVERALL
TECHNICAL CHARACTERISTICS
SHANK DIAMETER3.000 MILLIMETERS NOMINAL MM
UNDERCUT WIDTH11.300 MILLIMETERS NOMINAL MM
FIRST END TAPER LENGTH0.236 MILLIMETERS NOMINAL MM
UNDERCUT DIAMETER2.900 MILLIMETERS NOMINAL MM
FIRST END LOCATIONCHAMFERED END
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONDOD-P-16232,TY M MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
FIRST END STYLECHAMFERED
HARDNESS RATING850.0 ROCKWELL C NOMINAL OVERALL
SHANK LENGTH5.250 MILLIMETERS NOMINAL MM
STYLE DESIGNATORUNDERCUT
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 12556375?
12556375 is a WIRING HARNESS,BRANCHED.
What is the NSN for 12556375?
12556375 is cataloged in the U.S. Government catalog under NSN 5315-01-236-0340. This indicates validated use in U.S. government and defense supply chains.
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