M21143/1-20 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

M21143/1-20: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include end_item_identification: F-22 AIRCRAFT, part_name_assigned_by_controlling_agency: PIN,STRAIGHT,HEADLESS. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-356-2167, 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

M21143/1-20

NSN: 5315-01-356-2167
NIINs: 013562167, 017033355
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

end_item_identification	F-22 AIRCRAFT
part_name_assigned_by_controlling_agency	PIN,STRAIGHT,HEADLESS
NSN	5315-01-356-2167

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END TAPER LENGTH: 0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN

•

FIRST END STYLE: CHAMFERED

•

FIRST END TAPER ANGLE: 45.0 DEGREES NOMINAL

•

PIN OVERALL DIAMETER: 0.0937 INCHES NOMINAL IN

•

PIN OVERALL LENGTH: 0.375 INCHES NOMINAL IN

•

SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL

•

SPECIFICATION/STANDARD DATA: 81349-MIL-P-21143/1A GOVERNMENT SPECIFICATION A

•

TEST DATA DOCUMENT: 81349-MIL-P-21143B SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).

TECHNICAL CHARACTERISTICS

FIRST END TAPER LENGTH	0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM IN
FIRST END STYLE	CHAMFERED
FIRST END TAPER ANGLE	45.0 DEGREES NOMINAL
PIN OVERALL DIAMETER	0.0937 INCHES NOMINAL IN
PIN OVERALL LENGTH	0.375 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST END	IDENTICAL
SPECIFICATION/STANDARD DATA	81349-MIL-P-21143/1A GOVERNMENT SPECIFICATION A
TEST DATA DOCUMENT	81349-MIL-P-21143B SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MATERIAL	STEEL COMP 303 OVERALL

SUBSTITUTES & CROSS-REFERENCES 1

MIL-P-21143/1Reference document

Same NSN cross-reference

Reference document — Identification reference

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 M21143/1-20?

M21143/1-20 is a PIN,STRAIGHT,HEADLESS.

What parts can replace M21143/1-20?

There is 1 known substitute for M21143/1-20: MIL-P-21143/1. Substitute compatibility should be verified for your specific system.

What is the NSN for M21143/1-20?

M21143/1-20 is cataloged in the U.S. Government catalog under NSN 5315-01-356-2167. This indicates validated use in U.S. government and defense supply chains.

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