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Assembly drawing notes

7 copy-ready notes for assemblies, in English and Spanish. Copy a note, replace the [bracketed] example values, and check the "Watch for" line before you release the drawing.

Values in [brackets] are examples; replace them with your own. Notes marked Verify values rely on common practice; confirm them with your supplier or design engineer. These notes are examples, not an engineering approval of your drawing.

ASM-01 TorqueASM-02 ThreadlockerASM-03 LubricationASM-04 Free rotationASM-05 Play or clearanceASM-06 ProtectionASM-07 Identification

ASM-01

Torque

Verify values
EN
TORQUE [1/4-20] FASTENERS TO [75–85] IN-LB, [DRY / LUBRICATED].
ES
APRETAR LOS TORNILLOS [1/4-20] A [75–85] LB-PULG, [EN SECO / LUBRICADOS].

Use: every joint where preload matters. Values come from the design engineer.

Watch for: torque with no dry/lubricated condition; no tolerance.

Basis: convention. verify

ASM-02

Threadlocker

Verify values
EN
APPLY [LOCTITE 242] (MEDIUM STRENGTH) TO THREADS OF ITEMS [7, 8].
ES
APLICAR [LOCTITE 242] (RESISTENCIA MEDIA) A LAS ROSCAS DE LOS ELEMENTOS [7, 8].

Basis: convention. verify

ASM-03

Lubrication

Verify values
EN
LUBRICATE [ITEM 4 BORE] WITH [GREASE, P/N ___].
ES
LUBRICAR [BARRENO DEL ELEMENTO 4] CON [GRASA, N/P ___].

Watch for: "LITHIUM BASED GREASE" — many products; name one or a spec.

Basis: convention. verify

ASM-04

Free rotation

Verify values
EN
[ITEM 3] SHALL ROTATE FREELY: BREAKAWAY TORQUE [2] IN-LB MAX.
ES
[ELEMENTO 3] DEBE GIRAR LIBREMENTE: PAR DE ARRANQUE [2] LB-PULG MÁX.

Watch for: "MUST ROTATE FREELY" with no number — can't be accepted or rejected.

Basis: convention. verify

ASM-05

Play or clearance

Verify values
EN
END PLAY [.002–.008] AFTER ASSEMBLY.
ES
JUEGO AXIAL [.002–.008] DESPUÉS DEL ENSAMBLE.

Basis: convention. verify

ASM-06

Protection

Verify values
EN
PROTECT ASSEMBLY FROM CORROSION AND DAMAGE DURING SHIPPING AND STORAGE. CAP ALL OPEN PORTS.
ES
PROTEGER EL ENSAMBLE CONTRA CORROSIÓN Y DAÑOS DURANTE EMBARQUE Y ALMACENAJE. TAPAR TODOS LOS PUERTOS ABIERTOS.

Basis: convention. verify

ASM-07

Identification

Verify values
EN
APPLY LABEL [P/N ___] WITH ASSEMBLY NUMBER, REVISION AND SERIAL NUMBER AT [△31].
ES
COLOCAR ETIQUETA [N/P ___] CON NÚMERO DE ENSAMBLE, REVISIÓN Y NÚMERO DE SERIE EN [△31].

Basis: convention. verify

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