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Technical Data Sheet

M21143/1-5 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

M21143/1-5: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, first_end_style: SQUARE, surface_treatment: PASSIVATE OVERALL, pin_overall_length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, pin_overall_diameter: 0.0625 INCHES MINIMUM AND 0.0627 INCHES MAXIMUM IN, material_document_and_classification: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-091-4047, 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
M21143/1-5
NSN: 5315-01-091-4047
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
first_end_styleSQUARE
surface_treatmentPASSIVATE OVERALL
pin_overall_length0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
pin_overall_diameter0.0625 INCHES MINIMUM AND 0.0627 INCHES MAXIMUM IN
material_document_and_classificationQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
surface_treatment_document_and_classificationMIL-F-14072 E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5315-01-091-4047
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M21143/1-5 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-F-14072 E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
FIRST END STYLE: SQUARE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PIN OVERALL DIAMETER: 0.0625 INCHES MINIMUM AND 0.0627 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 303 OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072 E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
FIRST END STYLESQUARE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER0.0625 INCHES MINIMUM AND 0.0627 INCHES MAXIMUM IN
PIN OVERALL LENGTH0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 303 OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
411197-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-P-21143/1Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M21143/1-5?
M21143/1-5 is a PIN,STRAIGHT,HEADLESS.
What parts can replace M21143/1-5?
There are 2 known substitutes for M21143/1-5: 411197-5, MIL-P-21143/1. Substitute compatibility should be verified for your specific system.
What is the NSN for M21143/1-5?
M21143/1-5 is cataloged in the U.S. Government catalog under NSN 5315-01-091-4047. This indicates validated use in U.S. government and defense supply chains.
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