EN 3541:1992

Aerospace series - Rod ends, adjustable, self-aligning ball bearing with threaded shank - Dimensions, torques, clearances and loads

This standard specifies the characteristics of adjustable rod ends with self-aligning ball bearing and threaded shank. They consist of: 1) a rod end comprising circumferential groove to identify location, either seals or shields, an optional longitudinal groove for locking purpose; 2) an inner ring with balls

Luft- und Raumfahrt - Einstellbare Ösenköpfe mit Pendelkugellager und Gewindeschaft - Maße, Momente, Lagerluft und Belastungen

Diese Norm legt die Eigenschaften von einstellbaren Ösenköpfen mit Pendelkugellager und Gewindeschaft fest. Sie bestehen aus: 1) einem Ösenkopf, der mit einer Ringnut zur Kontrolle der Einschraubtiefe versehen ist, Dicht- oder Deckscheiben hat, eine Längsnut zur Sicherheit aufweisen kann; 2) einem Innenring mit Kugeln

Série aérospatiale - Embouts réglables à rotule sur billes et à tige filetée - Dimensions, couples, jeux et charges

La présente norme spécifie les caractéristiques des embouts réglables à rotule sur billes et à tige filetée. Ils sont constitués: 1) d'un corps d'embouts comprenant une gorge circulaire de repérage d'implantation, soit des joints d'étanchéité, soit des flasques de protection, éventuellement une rainure longitudinale de verrouillage; 2) d'une bague intérieure sur billes.

Aerospace series - Rod ends, adjustable, self-aligning ball bearing with threaded shank - Dimensions, torques, clearances and loads

General Information

• Status: Published
• Publication Date: 31-Mar-1992
• Withdrawal Date: 30-Oct-1992
• ICS: 49.035 - Components for aerospace construction
• Technical Committee: ASD-STAN - Aerospace
• Drafting Committee: ASD-STAN/D 3 - Mechanical
• Current Stage: 9093 - Decision to confirm - Review Enquiry
• Start Date: 30-Jun-2017
• Completion Date: 14-Apr-2025
• Ref Project: SIST EN 3541:2001 - Aerospace series - Rod ends, adjustable, self-aligning ball bearing with threaded shank - Dimensions, torques, clearances and loads

Overview

EN 3541:1992 (adopted as SIST EN 3541:2001) is a CEN aerospace series standard that defines the characteristics and requirements for adjustable rod ends with self‑aligning ball bearings and threaded shanks. The standard covers the essential attributes needed for consistent design, selection and application in aerospace components, including dimensions, torques, clearances and load characteristics. The Slovenian adoption appears as SIST EN 3541:2001 (ICS 49.035).

Key topics and requirements

• Component definition: Rod ends comprise a housing (rod end) and an inner ring with balls forming a self‑aligning ball bearing, plus a threaded shank for attachment.
• Identification features: The rod end housing includes a circumferential groove to identify location; options include seals or shields and an optional longitudinal groove for locking.
• Dimensional requirements: Specifies dimensional interfaces and geometric parameters required for interchangeability and correct fit in aerospace assemblies (bore, thread engagement, overall profiles).
• Torque and installation: Defines torques and tightening considerations for threaded shanks to ensure secure mounting without damaging bearing clearances.
• Clearances and bearing behavior: Addresses radial and angular clearance characteristics for self‑alignment and smooth articulation under expected operating conditions.
• Load characteristics: Describes load considerations and performance expectations for static and operational loading in aerospace applications.

(Note: this summary highlights scope and topics - the standard document contains the detailed numerical values and tables.)

Applications and who uses it

• Aerospace designers and engineers specifying linkages, actuators and control rod assemblies that require articulating joints with self‑alignment.
• Manufacturers producing rod ends and bearing assemblies who need to meet aerospace dimensional and performance expectations.
• Quality, procurement and certification teams ensuring components conform to recognized aerospace series requirements for interchangeability and safety.
• Maintenance and MRO organizations selecting replacement parts or validating correct installation torques and locking methods.

Common practical uses: control rods, actuator linkages, flap and landing‑gear linkages, and any application requiring compact adjustable joints with reliable self‑alignment under load.

Related standards

• Other CEN/EN and ISO aerospace bearing and fastener standards governing bearings, threads, and mechanical fasteners (refer to relevant EN/ISO documents for complementary requirements).
• Industry specifications covering material, heat treatment and corrosion protection for aerospace hardware.

Keywords: EN 3541:1992, rod ends, self‑aligning ball bearing, threaded shank, aerospace series, dimensions, torques, clearances, loads, adjustable rod ends.

Standards Content (Sample)

SLOVENSKI STANDARD
01-januar-2001
Aerospace series - Rod ends, adjustable, self-aligning ball bearing with threaded
shank - Dimensions, torques, clearances and loads
Aerospace series - Rod ends, adjustable, self-aligning ball bearing with threaded shank -
Dimensions, torques, clearances and loads
Luft- und Raumfahrt - Einstellbare Ösenköpfe mit Pendelkugellager und Gewindeschaft -
Maße, Momente, Lagerluft und Belastungen
Série aérospatiale - Embouts réglables a rotule sur billes et a tige filetée - Dimensions,
couples, jeux et charges
Ta slovenski standard je istoveten z: EN 3541:1992
ICS:
49.035 Sestavni deli za letalsko in Components for aerospace
vesoljsko gradnjo construction
SIST EN 3
...